Home / 143,754,645.16-215,654,262.38-60,756,746.97

Finding the Fourth Proportional to 143,754,645.16, 215,654,262.38 and 60,756,746.97

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Solution

The fourth proportional to 143,754,645.16, 215,654,262.38 and 60,756,746.97 is: 91,144,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,754,645.16 : 215,654,262.38 = 60,756,746.97 : x
  2. Step 2: Convert to fraction form
    143,754,645.16/215,654,262.38 = 60,756,746.97/x
  3. Step 3: Cross multiply
    143,754,645.16x = 215,654,262.38 × 60,756,746.97
  4. Step 4: Simplify right side
    143,754,645.16x = 13,102,451,452,379,260
  5. Step 5: Solve for x
    x = 13,102,451,452,379,260/143,754,645.16
  6. Step 6: Final answer
    x = 91,144,543.11

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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.