Home / 261,469,732.32-360,560,620.08-173,333,069.28

Finding the Fourth Proportional to 261,469,732.32, 360,560,620.08 and 173,333,069.28

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Solution

The fourth proportional to 261,469,732.32, 360,560,620.08 and 173,333,069.28 is: 239,022,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,469,732.32 : 360,560,620.08 = 173,333,069.28 : x
  2. Step 2: Convert to fraction form
    261,469,732.32/360,560,620.08 = 173,333,069.28/x
  3. Step 3: Cross multiply
    261,469,732.32x = 360,560,620.08 × 173,333,069.28
  4. Step 4: Simplify right side
    261,469,732.32x = 62,497,078,939,966,400
  5. Step 5: Solve for x
    x = 62,497,078,939,966,400/261,469,732.32
  6. Step 6: Final answer
    x = 239,022,231.70

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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.