Home / 168,024,757.40-252,034,623.48-102,465,155.60

Finding the Fourth Proportional to 168,024,757.40, 252,034,623.48 and 102,465,155.60

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Solution

The fourth proportional to 168,024,757.40, 252,034,623.48 and 102,465,155.60 is: 153,696,201.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,024,757.40 : 252,034,623.48 = 102,465,155.60 : x
  2. Step 2: Convert to fraction form
    168,024,757.40/252,034,623.48 = 102,465,155.60/x
  3. Step 3: Cross multiply
    168,024,757.40x = 252,034,623.48 × 102,465,155.60
  4. Step 4: Simplify right side
    168,024,757.40x = 25,824,766,911,465,612
  5. Step 5: Solve for x
    x = 25,824,766,911,465,612/168,024,757.40
  6. Step 6: Final answer
    x = 153,696,201.15

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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.