Home / 142,910,149.50-218,472,572.25

Finding the Third Proportional to 142,910,149.50 and 218,472,572.25

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Solution

The third proportional to 142,910,149.50 and 218,472,572.25 is: 333,987,928.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,910,149.50 : 218,472,572.25 = 218,472,572.25 : x
  2. Step 2: Convert to fraction form
    142,910,149.50/218,472,572.25 = 218,472,572.25/x
  3. Step 3: Cross multiply
    142,910,149.50x = 218,472,572.25 × 218,472,572.25
  4. Step 4: Simplify right side
    142,910,149.50x = 47,730,264,825,531,472
  5. Step 5: Solve for x
    x = 47,730,264,825,531,472/142,910,149.50
  6. Step 6: Final answer
    x = 333,987,928.73

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.