Home / 135,359,377,949.17-186,800,421,327.36-74,393,906,115.30

Finding the Fourth Proportional to 135,359,377,949.17, 186,800,421,327.36 and 74,393,906,115.30

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Solution

The fourth proportional to 135,359,377,949.17, 186,800,421,327.36 and 74,393,906,115.30 is: 102,666,052,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,359,377,949.17 : 186,800,421,327.36 = 74,393,906,115.30 : x
  2. Step 2: Convert to fraction form
    135,359,377,949.17/186,800,421,327.36 = 74,393,906,115.30/x
  3. Step 3: Cross multiply
    135,359,377,949.17x = 186,800,421,327.36 × 74,393,906,115.30
  4. Step 4: Simplify right side
    135,359,377,949.17x = 13,896,813,006,526,103,945,216
  5. Step 5: Solve for x
    x = 13,896,813,006,526,103,945,216/135,359,377,949.17
  6. Step 6: Final answer
    x = 102,666,052,526.81

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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.