Home / 204,046,609.80-306,151,937.10-82,887,544.20

Finding the Fourth Proportional to 204,046,609.80, 306,151,937.10 and 82,887,544.20

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Solution

The fourth proportional to 204,046,609.80, 306,151,937.10 and 82,887,544.20 is: 124,364,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,046,609.80 : 306,151,937.10 = 82,887,544.20 : x
  2. Step 2: Convert to fraction form
    204,046,609.80/306,151,937.10 = 82,887,544.20/x
  3. Step 3: Cross multiply
    204,046,609.80x = 306,151,937.10 × 82,887,544.20
  4. Step 4: Simplify right side
    204,046,609.80x = 25,376,182,218,291,872
  5. Step 5: Solve for x
    x = 25,376,182,218,291,872/204,046,609.80
  6. Step 6: Final answer
    x = 124,364,635.33

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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.