Home / 102,414,503.52-153,459,960.96-83,151,145.20

Finding the Fourth Proportional to 102,414,503.52, 153,459,960.96 and 83,151,145.20

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Solution

The fourth proportional to 102,414,503.52, 153,459,960.96 and 83,151,145.20 is: 124,595,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,414,503.52 : 153,459,960.96 = 83,151,145.20 : x
  2. Step 2: Convert to fraction form
    102,414,503.52/153,459,960.96 = 83,151,145.20/x
  3. Step 3: Cross multiply
    102,414,503.52x = 153,459,960.96 × 83,151,145.20
  4. Step 4: Simplify right side
    102,414,503.52x = 12,760,371,496,171,292
  5. Step 5: Solve for x
    x = 12,760,371,496,171,292/102,414,503.52
  6. Step 6: Final answer
    x = 124,595,355.71

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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.