Home / 182,428,873.20-273,261,767.40-85,467,337.20

Finding the Fourth Proportional to 182,428,873.20, 273,261,767.40 and 85,467,337.20

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Solution

The fourth proportional to 182,428,873.20, 273,261,767.40 and 85,467,337.20 is: 128,022,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,428,873.20 : 273,261,767.40 = 85,467,337.20 : x
  2. Step 2: Convert to fraction form
    182,428,873.20/273,261,767.40 = 85,467,337.20/x
  3. Step 3: Cross multiply
    182,428,873.20x = 273,261,767.40 × 85,467,337.20
  4. Step 4: Simplify right side
    182,428,873.20x = 23,354,955,618,243,768
  5. Step 5: Solve for x
    x = 23,354,955,618,243,768/182,428,873.20
  6. Step 6: Final answer
    x = 128,022,254.42

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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.