Home / 118,325,414.40-177,404,140.80-45,514,060.80

Finding the Fourth Proportional to 118,325,414.40, 177,404,140.80 and 45,514,060.80

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Solution

The fourth proportional to 118,325,414.40, 177,404,140.80 and 45,514,060.80 is: 68,238,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,325,414.40 : 177,404,140.80 = 45,514,060.80 : x
  2. Step 2: Convert to fraction form
    118,325,414.40/177,404,140.80 = 45,514,060.80/x
  3. Step 3: Cross multiply
    118,325,414.40x = 177,404,140.80 × 45,514,060.80
  4. Step 4: Simplify right side
    118,325,414.40x = 8,074,382,850,542,961
  5. Step 5: Solve for x
    x = 8,074,382,850,542,961/118,325,414.40
  6. Step 6: Final answer
    x = 68,238,787.85

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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.