Home / 414,732,149.76-572,347,743.12-238,520,264.64

Finding the Fourth Proportional to 414,732,149.76, 572,347,743.12 and 238,520,264.64

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Solution

The fourth proportional to 414,732,149.76, 572,347,743.12 and 238,520,264.64 is: 329,167,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,732,149.76 : 572,347,743.12 = 238,520,264.64 : x
  2. Step 2: Convert to fraction form
    414,732,149.76/572,347,743.12 = 238,520,264.64/x
  3. Step 3: Cross multiply
    414,732,149.76x = 572,347,743.12 × 238,520,264.64
  4. Step 4: Simplify right side
    414,732,149.76x = 136,516,535,155,089,136
  5. Step 5: Solve for x
    x = 136,516,535,155,089,136/414,732,149.76
  6. Step 6: Final answer
    x = 329,167,958.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.