Home / 12,539,591,755.32-17,304,639,447-6,900,807,606.78

Finding the Fourth Proportional to 12,539,591,755.32, 17,304,639,447 and 6,900,807,606.78

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Solution

The fourth proportional to 12,539,591,755.32, 17,304,639,447 and 6,900,807,606.78 is: 9,523,116,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,539,591,755.32 : 17,304,639,447 = 6,900,807,606.78 : x
  2. Step 2: Convert to fraction form
    12,539,591,755.32/17,304,639,447 = 6,900,807,606.78/x
  3. Step 3: Cross multiply
    12,539,591,755.32x = 17,304,639,447 × 6,900,807,606.78
  4. Step 4: Simplify right side
    12,539,591,755.32x = 119,415,987,528,442,855,424
  5. Step 5: Solve for x
    x = 119,415,987,528,442,855,424/12,539,591,755.32
  6. Step 6: Final answer
    x = 9,523,116,051.83

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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.