Home / 177,957,718.40-266,936,577.60-75,725,091.20

Finding the Fourth Proportional to 177,957,718.40, 266,936,577.60 and 75,725,091.20

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Solution

The fourth proportional to 177,957,718.40, 266,936,577.60 and 75,725,091.20 is: 113,587,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,957,718.40 : 266,936,577.60 = 75,725,091.20 : x
  2. Step 2: Convert to fraction form
    177,957,718.40/266,936,577.60 = 75,725,091.20/x
  3. Step 3: Cross multiply
    177,957,718.40x = 266,936,577.60 × 75,725,091.20
  4. Step 4: Simplify right side
    177,957,718.40x = 20,213,796,683,375,876
  5. Step 5: Solve for x
    x = 20,213,796,683,375,876/177,957,718.40
  6. Step 6: Final answer
    x = 113,587,636.80

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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.