Home / 177,659,379.60-266,489,069.40-137,298,829.20

Finding the Fourth Proportional to 177,659,379.60, 266,489,069.40 and 137,298,829.20

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Solution

The fourth proportional to 177,659,379.60, 266,489,069.40 and 137,298,829.20 is: 205,948,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,659,379.60 : 266,489,069.40 = 137,298,829.20 : x
  2. Step 2: Convert to fraction form
    177,659,379.60/266,489,069.40 = 137,298,829.20/x
  3. Step 3: Cross multiply
    177,659,379.60x = 266,489,069.40 × 137,298,829.20
  4. Step 4: Simplify right side
    177,659,379.60x = 36,588,637,223,217,544
  5. Step 5: Solve for x
    x = 36,588,637,223,217,544/177,659,379.60
  6. Step 6: Final answer
    x = 205,948,243.80

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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.