Home / 132,494,743.72-198,650,081.30-58,678,299.25

Finding the Fourth Proportional to 132,494,743.72, 198,650,081.30 and 58,678,299.25

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Solution

The fourth proportional to 132,494,743.72, 198,650,081.30 and 58,678,299.25 is: 87,976,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,494,743.72 : 198,650,081.30 = 58,678,299.25 : x
  2. Step 2: Convert to fraction form
    132,494,743.72/198,650,081.30 = 58,678,299.25/x
  3. Step 3: Cross multiply
    132,494,743.72x = 198,650,081.30 × 58,678,299.25
  4. Step 4: Simplify right side
    132,494,743.72x = 11,656,448,916,885,618
  5. Step 5: Solve for x
    x = 11,656,448,916,885,618/132,494,743.72
  6. Step 6: Final answer
    x = 87,976,689.41

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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.