Home / 177,984,015.90-266,976,023.85-126,587,766.30

Finding the Fourth Proportional to 177,984,015.90, 266,976,023.85 and 126,587,766.30

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Solution

The fourth proportional to 177,984,015.90, 266,976,023.85 and 126,587,766.30 is: 189,881,649.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,984,015.90 : 266,976,023.85 = 126,587,766.30 : x
  2. Step 2: Convert to fraction form
    177,984,015.90/266,976,023.85 = 126,587,766.30/x
  3. Step 3: Cross multiply
    177,984,015.90x = 266,976,023.85 × 126,587,766.30
  4. Step 4: Simplify right side
    177,984,015.90x = 33,795,898,514,827,024
  5. Step 5: Solve for x
    x = 33,795,898,514,827,024/177,984,015.90
  6. Step 6: Final answer
    x = 189,881,649.45

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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.