Home / 198,514,092.80-297,780,470.40-62,203,923.20

Finding the Fourth Proportional to 198,514,092.80, 297,780,470.40 and 62,203,923.20

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Solution

The fourth proportional to 198,514,092.80, 297,780,470.40 and 62,203,923.20 is: 93,308,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,514,092.80 : 297,780,470.40 = 62,203,923.20 : x
  2. Step 2: Convert to fraction form
    198,514,092.80/297,780,470.40 = 62,203,923.20/x
  3. Step 3: Cross multiply
    198,514,092.80x = 297,780,470.40 × 62,203,923.20
  4. Step 4: Simplify right side
    198,514,092.80x = 18,523,113,511,221,472
  5. Step 5: Solve for x
    x = 18,523,113,511,221,472/198,514,092.80
  6. Step 6: Final answer
    x = 93,308,808.71

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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.