Home / 168,151,837.10-252,227,755.65-125,105,116.10

Finding the Fourth Proportional to 168,151,837.10, 252,227,755.65 and 125,105,116.10

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Solution

The fourth proportional to 168,151,837.10, 252,227,755.65 and 125,105,116.10 is: 187,657,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,151,837.10 : 252,227,755.65 = 125,105,116.10 : x
  2. Step 2: Convert to fraction form
    168,151,837.10/252,227,755.65 = 125,105,116.10/x
  3. Step 3: Cross multiply
    168,151,837.10x = 252,227,755.65 × 125,105,116.10
  4. Step 4: Simplify right side
    168,151,837.10x = 31,554,982,654,235,680
  5. Step 5: Solve for x
    x = 31,554,982,654,235,680/168,151,837.10
  6. Step 6: Final answer
    x = 187,657,674.15

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1.5x scale

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.