Home / 177,380,053.40-266,070,080.10-147,520,213.40

Finding the Fourth Proportional to 177,380,053.40, 266,070,080.10 and 147,520,213.40

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Solution

The fourth proportional to 177,380,053.40, 266,070,080.10 and 147,520,213.40 is: 221,280,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,380,053.40 : 266,070,080.10 = 147,520,213.40 : x
  2. Step 2: Convert to fraction form
    177,380,053.40/266,070,080.10 = 147,520,213.40/x
  3. Step 3: Cross multiply
    177,380,053.40x = 266,070,080.10 × 147,520,213.40
  4. Step 4: Simplify right side
    177,380,053.40x = 39,250,714,995,707,096
  5. Step 5: Solve for x
    x = 39,250,714,995,707,096/177,380,053.40
  6. Step 6: Final answer
    x = 221,280,320.10

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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.