Home / 257,453,702.60-386,180,553.90-148,614,585.80

Finding the Fourth Proportional to 257,453,702.60, 386,180,553.90 and 148,614,585.80

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Solution

The fourth proportional to 257,453,702.60, 386,180,553.90 and 148,614,585.80 is: 222,921,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,453,702.60 : 386,180,553.90 = 148,614,585.80 : x
  2. Step 2: Convert to fraction form
    257,453,702.60/386,180,553.90 = 148,614,585.80/x
  3. Step 3: Cross multiply
    257,453,702.60x = 386,180,553.90 × 148,614,585.80
  4. Step 4: Simplify right side
    257,453,702.60x = 57,392,063,061,863,072
  5. Step 5: Solve for x
    x = 57,392,063,061,863,072/257,453,702.60
  6. Step 6: Final answer
    x = 222,921,878.70

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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.