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Finding the Fourth Proportional to 64,957,217.04, 97,435,788.30 and 60,652,549.80

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Solution

The fourth proportional to 64,957,217.04, 97,435,788.30 and 60,652,549.80 is: 90,978,789.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,957,217.04 : 97,435,788.30 = 60,652,549.80 : x
  2. Step 2: Convert to fraction form
    64,957,217.04/97,435,788.30 = 60,652,549.80/x
  3. Step 3: Cross multiply
    64,957,217.04x = 97,435,788.30 × 60,652,549.80
  4. Step 4: Simplify right side
    64,957,217.04x = 5,909,729,002,168,007
  5. Step 5: Solve for x
    x = 5,909,729,002,168,007/64,957,217.04
  6. Step 6: Final answer
    x = 90,978,789.91

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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.