Home / 168,317,144.10-252,635,148.45-103,747,062.60

Finding the Fourth Proportional to 168,317,144.10, 252,635,148.45 and 103,747,062.60

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Solution

The fourth proportional to 168,317,144.10, 252,635,148.45 and 103,747,062.60 is: 155,718,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,317,144.10 : 252,635,148.45 = 103,747,062.60 : x
  2. Step 2: Convert to fraction form
    168,317,144.10/252,635,148.45 = 103,747,062.60/x
  3. Step 3: Cross multiply
    168,317,144.10x = 252,635,148.45 × 103,747,062.60
  4. Step 4: Simplify right side
    168,317,144.10x = 26,210,154,561,202,440
  5. Step 5: Solve for x
    x = 26,210,154,561,202,440/168,317,144.10
  6. Step 6: Final answer
    x = 155,718,864.54

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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.