Home / 177,789,387.40-266,684,081.10-158,515,793.80

Finding the Fourth Proportional to 177,789,387.40, 266,684,081.10 and 158,515,793.80

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Solution

The fourth proportional to 177,789,387.40, 266,684,081.10 and 158,515,793.80 is: 237,773,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789,387.40 : 266,684,081.10 = 158,515,793.80 : x
  2. Step 2: Convert to fraction form
    177,789,387.40/266,684,081.10 = 158,515,793.80/x
  3. Step 3: Cross multiply
    177,789,387.40x = 266,684,081.10 × 158,515,793.80
  4. Step 4: Simplify right side
    177,789,387.40x = 42,273,638,809,390,080
  5. Step 5: Solve for x
    x = 42,273,638,809,390,080/177,789,387.40
  6. Step 6: Final answer
    x = 237,773,690.70

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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.