Home / 143,358,727.30-215,083,624.29-60,404,330.14

Finding the Fourth Proportional to 143,358,727.30, 215,083,624.29 and 60,404,330.14

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Solution

The fourth proportional to 143,358,727.30, 215,083,624.29 and 60,404,330.14 is: 90,625,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,358,727.30 : 215,083,624.29 = 60,404,330.14 : x
  2. Step 2: Convert to fraction form
    143,358,727.30/215,083,624.29 = 60,404,330.14/x
  3. Step 3: Cross multiply
    143,358,727.30x = 215,083,624.29 × 60,404,330.14
  4. Step 4: Simplify right side
    143,358,727.30x = 12,991,982,249,320,882
  5. Step 5: Solve for x
    x = 12,991,982,249,320,882/143,358,727.30
  6. Step 6: Final answer
    x = 90,625,680.72

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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.