Home / 15,124,269,753.68-20,873,322,454.82-8,607,945,434.29

Finding the Fourth Proportional to 15,124,269,753.68, 20,873,322,454.82 and 8,607,945,434.29

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Solution

The fourth proportional to 15,124,269,753.68, 20,873,322,454.82 and 8,607,945,434.29 is: 11,880,006,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,269,753.68 : 20,873,322,454.82 = 8,607,945,434.29 : x
  2. Step 2: Convert to fraction form
    15,124,269,753.68/20,873,322,454.82 = 8,607,945,434.29/x
  3. Step 3: Cross multiply
    15,124,269,753.68x = 20,873,322,454.82 × 8,607,945,434.29
  4. Step 4: Simplify right side
    15,124,269,753.68x = 179,676,420,723,335,528,448
  5. Step 5: Solve for x
    x = 179,676,420,723,335,528,448/15,124,269,753.68
  6. Step 6: Final answer
    x = 11,880,006,350.70

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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.