Home / 177,513,428.40-266,270,142.60-100,029,330.60

Finding the Fourth Proportional to 177,513,428.40, 266,270,142.60 and 100,029,330.60

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Solution

The fourth proportional to 177,513,428.40, 266,270,142.60 and 100,029,330.60 is: 150,043,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,513,428.40 : 266,270,142.60 = 100,029,330.60 : x
  2. Step 2: Convert to fraction form
    177,513,428.40/266,270,142.60 = 100,029,330.60/x
  3. Step 3: Cross multiply
    177,513,428.40x = 266,270,142.60 × 100,029,330.60
  4. Step 4: Simplify right side
    177,513,428.40x = 26,634,824,123,044,540
  5. Step 5: Solve for x
    x = 26,634,824,123,044,540/177,513,428.40
  6. Step 6: Final answer
    x = 150,043,995.90

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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.