Home / 2,420,389,123.20-3,630,583,684.80-2,076,015,355.20

Finding the Fourth Proportional to 2,420,389,123.20, 3,630,583,684.80 and 2,076,015,355.20

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Solution

The fourth proportional to 2,420,389,123.20, 3,630,583,684.80 and 2,076,015,355.20 is: 3,114,023,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,389,123.20 : 3,630,583,684.80 = 2,076,015,355.20 : x
  2. Step 2: Convert to fraction form
    2,420,389,123.20/3,630,583,684.80 = 2,076,015,355.20/x
  3. Step 3: Cross multiply
    2,420,389,123.20x = 3,630,583,684.80 × 2,076,015,355.20
  4. Step 4: Simplify right side
    2,420,389,123.20x = 7,537,147,477,983,397,888
  5. Step 5: Solve for x
    x = 7,537,147,477,983,397,888/2,420,389,123.20
  6. Step 6: Final answer
    x = 3,114,023,032.80

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Double scale
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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.