Home / 177,511,512.80-266,267,269.20-104,763,144.80

Finding the Fourth Proportional to 177,511,512.80, 266,267,269.20 and 104,763,144.80

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Solution

The fourth proportional to 177,511,512.80, 266,267,269.20 and 104,763,144.80 is: 157,144,717.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,511,512.80 : 266,267,269.20 = 104,763,144.80 : x
  2. Step 2: Convert to fraction form
    177,511,512.80/266,267,269.20 = 104,763,144.80/x
  3. Step 3: Cross multiply
    177,511,512.80x = 266,267,269.20 × 104,763,144.80
  4. Step 4: Simplify right side
    177,511,512.80x = 27,894,996,478,700,180
  5. Step 5: Solve for x
    x = 27,894,996,478,700,180/177,511,512.80
  6. Step 6: Final answer
    x = 157,144,717.20

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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.