Home / 57,292,419.90-85,812,658.65-49,734,147.90

Finding the Fourth Proportional to 57,292,419.90, 85,812,658.65 and 49,734,147.90

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Solution

The fourth proportional to 57,292,419.90, 85,812,658.65 and 49,734,147.90 is: 74,491,869.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292,419.90 : 85,812,658.65 = 49,734,147.90 : x
  2. Step 2: Convert to fraction form
    57,292,419.90/85,812,658.65 = 49,734,147.90/x
  3. Step 3: Cross multiply
    57,292,419.90x = 85,812,658.65 × 49,734,147.90
  4. Step 4: Simplify right side
    57,292,419.90x = 4,267,819,456,991,314.50
  5. Step 5: Solve for x
    x = 4,267,819,456,991,314.50/57,292,419.90
  6. Step 6: Final answer
    x = 74,491,869.33

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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.