Home / 545,098,680.72-752,232,352.52-297,580,034.88

Finding the Fourth Proportional to 545,098,680.72, 752,232,352.52 and 297,580,034.88

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Solution

The fourth proportional to 545,098,680.72, 752,232,352.52 and 297,580,034.88 is: 410,658,358.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,098,680.72 : 752,232,352.52 = 297,580,034.88 : x
  2. Step 2: Convert to fraction form
    545,098,680.72/752,232,352.52 = 297,580,034.88/x
  3. Step 3: Cross multiply
    545,098,680.72x = 752,232,352.52 × 297,580,034.88
  4. Step 4: Simplify right side
    545,098,680.72x = 223,849,329,700,766,048
  5. Step 5: Solve for x
    x = 223,849,329,700,766,048/545,098,680.72
  6. Step 6: Final answer
    x = 410,658,358.97

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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.