Home / 177,743,087.20-266,614,630.80-91,649,645.20

Finding the Fourth Proportional to 177,743,087.20, 266,614,630.80 and 91,649,645.20

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Solution

The fourth proportional to 177,743,087.20, 266,614,630.80 and 91,649,645.20 is: 137,474,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,743,087.20 : 266,614,630.80 = 91,649,645.20 : x
  2. Step 2: Convert to fraction form
    177,743,087.20/266,614,630.80 = 91,649,645.20/x
  3. Step 3: Cross multiply
    177,743,087.20x = 266,614,630.80 × 91,649,645.20
  4. Step 4: Simplify right side
    177,743,087.20x = 24,435,136,317,948,996
  5. Step 5: Solve for x
    x = 24,435,136,317,948,996/177,743,087.20
  6. Step 6: Final answer
    x = 137,474,467.80

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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.