Home / 154,751,970.96-213,469,036.20-96,704,442

Finding the Fourth Proportional to 154,751,970.96, 213,469,036.20 and 96,704,442

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Solution

The fourth proportional to 154,751,970.96, 213,469,036.20 and 96,704,442 is: 133,396,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,751,970.96 : 213,469,036.20 = 96,704,442 : x
  2. Step 2: Convert to fraction form
    154,751,970.96/213,469,036.20 = 96,704,442/x
  3. Step 3: Cross multiply
    154,751,970.96x = 213,469,036.20 × 96,704,442
  4. Step 4: Simplify right side
    154,751,970.96x = 20,643,404,029,998,800
  5. Step 5: Solve for x
    x = 20,643,404,029,998,800/154,751,970.96
  6. Step 6: Final answer
    x = 133,396,711.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.