Home / 4,855,351,190.40-7,283,026,785.60-3,630,911,126.40

Finding the Fourth Proportional to 4,855,351,190.40, 7,283,026,785.60 and 3,630,911,126.40

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Solution

The fourth proportional to 4,855,351,190.40, 7,283,026,785.60 and 3,630,911,126.40 is: 5,446,366,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,351,190.40 : 7,283,026,785.60 = 3,630,911,126.40 : x
  2. Step 2: Convert to fraction form
    4,855,351,190.40/7,283,026,785.60 = 3,630,911,126.40/x
  3. Step 3: Cross multiply
    4,855,351,190.40x = 7,283,026,785.60 × 3,630,911,126.40
  4. Step 4: Simplify right side
    4,855,351,190.40x = 26,444,022,989,704,269,824
  5. Step 5: Solve for x
    x = 26,444,022,989,704,269,824/4,855,351,190.40
  6. Step 6: Final answer
    x = 5,446,366,689.60

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Half scale
Find fourth proportional to 9,710,702,380.80, 14,566,053,571.20 and 7,261,822,252.80
Double scale
Find fourth proportional to 4,855,351,191.40, 7,283,026,787.10 and 3,630,911,127.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.