Home / 99,264,381.60-148,896,572.40-73,755,213.60

Finding the Fourth Proportional to 99,264,381.60, 148,896,572.40 and 73,755,213.60

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Solution

The fourth proportional to 99,264,381.60, 148,896,572.40 and 73,755,213.60 is: 110,632,820.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,264,381.60 : 148,896,572.40 = 73,755,213.60 : x
  2. Step 2: Convert to fraction form
    99,264,381.60/148,896,572.40 = 73,755,213.60/x
  3. Step 3: Cross multiply
    99,264,381.60x = 148,896,572.40 × 73,755,213.60
  4. Step 4: Simplify right side
    99,264,381.60x = 10,981,898,501,669,864
  5. Step 5: Solve for x
    x = 10,981,898,501,669,864/99,264,381.60
  6. Step 6: Final answer
    x = 110,632,820.40

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Similar ratio
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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.