Home / 9,954,789,479.28-13,737,614,992.92-5,377,053,877.20

Finding the Fourth Proportional to 9,954,789,479.28, 13,737,614,992.92 and 5,377,053,877.20

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Solution

The fourth proportional to 9,954,789,479.28, 13,737,614,992.92 and 5,377,053,877.20 is: 7,420,337,327.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,954,789,479.28 : 13,737,614,992.92 = 5,377,053,877.20 : x
  2. Step 2: Convert to fraction form
    9,954,789,479.28/13,737,614,992.92 = 5,377,053,877.20/x
  3. Step 3: Cross multiply
    9,954,789,479.28x = 13,737,614,992.92 × 5,377,053,877.20
  4. Step 4: Simplify right side
    9,954,789,479.28x = 73,867,895,961,161,334,784
  5. Step 5: Solve for x
    x = 73,867,895,961,161,334,784/9,954,789,479.28
  6. Step 6: Final answer
    x = 7,420,337,327.57

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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.