Home / 12,539,591,755.69-17,304,639,447.53-6,900,807,607.20

Finding the Fourth Proportional to 12,539,591,755.69, 17,304,639,447.53 and 6,900,807,607.20

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Solution

The fourth proportional to 12,539,591,755.69, 17,304,639,447.53 and 6,900,807,607.20 is: 9,523,116,052.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539,591,755.69 : 17,304,639,447.53 = 6,900,807,607.20 : x
  2. Step 2: Convert to fraction form
    12,539,591,755.69/17,304,639,447.53 = 6,900,807,607.20/x
  3. Step 3: Cross multiply
    12,539,591,755.69x = 17,304,639,447.53 × 6,900,807,607.20
  4. Step 4: Simplify right side
    12,539,591,755.69x = 119,415,987,539,333,726,208
  5. Step 5: Solve for x
    x = 119,415,987,539,333,726,208/12,539,591,755.69
  6. Step 6: Final answer
    x = 9,523,116,052.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.