Home / 90,658,146.28-136,013,748.54-29,246,123.56

Finding the Fourth Proportional to 90,658,146.28, 136,013,748.54 and 29,246,123.56

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Solution

The fourth proportional to 90,658,146.28, 136,013,748.54 and 29,246,123.56 is: 43,877,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,658,146.28 : 136,013,748.54 = 29,246,123.56 : x
  2. Step 2: Convert to fraction form
    90,658,146.28/136,013,748.54 = 29,246,123.56/x
  3. Step 3: Cross multiply
    90,658,146.28x = 136,013,748.54 × 29,246,123.56
  4. Step 4: Simplify right side
    90,658,146.28x = 3,977,874,895,659,609
  5. Step 5: Solve for x
    x = 3,977,874,895,659,609/90,658,146.28
  6. Step 6: Final answer
    x = 43,877,743.58

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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.