Home / 138,216,316,555.27-207,324,474,832.89-38,842,961,126.77

Finding the Fourth Proportional to 138,216,316,555.27, 207,324,474,832.89 and 38,842,961,126.77

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Solution

The fourth proportional to 138,216,316,555.27, 207,324,474,832.89 and 38,842,961,126.77 is: 58,264,441,690.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,216,316,555.27 : 207,324,474,832.89 = 38,842,961,126.77 : x
  2. Step 2: Convert to fraction form
    138,216,316,555.27/207,324,474,832.89 = 38,842,961,126.77/x
  3. Step 3: Cross multiply
    138,216,316,555.27x = 207,324,474,832.89 × 38,842,961,126.77
  4. Step 4: Simplify right side
    138,216,316,555.27x = 8,053,096,516,560,915,267,584
  5. Step 5: Solve for x
    x = 8,053,096,516,560,915,267,584/138,216,316,555.27
  6. Step 6: Final answer
    x = 58,264,441,690.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.