Home / 7,668,998,977.80-11,503,498,466.70-3,949,762,283.40

Finding the Fourth Proportional to 7,668,998,977.80, 11,503,498,466.70 and 3,949,762,283.40

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Solution

The fourth proportional to 7,668,998,977.80, 11,503,498,466.70 and 3,949,762,283.40 is: 5,924,643,425.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668,998,977.80 : 11,503,498,466.70 = 3,949,762,283.40 : x
  2. Step 2: Convert to fraction form
    7,668,998,977.80/11,503,498,466.70 = 3,949,762,283.40/x
  3. Step 3: Cross multiply
    7,668,998,977.80x = 11,503,498,466.70 × 3,949,762,283.40
  4. Step 4: Simplify right side
    7,668,998,977.80x = 45,436,084,370,921,398,272
  5. Step 5: Solve for x
    x = 45,436,084,370,921,398,272/7,668,998,977.80
  6. Step 6: Final answer
    x = 5,924,643,425.10

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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.