Home / 358,754,966.10-538,132,449.15-327,010,223.70

Finding the Fourth Proportional to 358,754,966.10, 538,132,449.15 and 327,010,223.70

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Solution

The fourth proportional to 358,754,966.10, 538,132,449.15 and 327,010,223.70 is: 490,515,335.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,754,966.10 : 538,132,449.15 = 327,010,223.70 : x
  2. Step 2: Convert to fraction form
    358,754,966.10/538,132,449.15 = 327,010,223.70/x
  3. Step 3: Cross multiply
    358,754,966.10x = 538,132,449.15 × 327,010,223.70
  4. Step 4: Simplify right side
    358,754,966.10x = 175,974,812,576,770,368
  5. Step 5: Solve for x
    x = 175,974,812,576,770,368/358,754,966.10
  6. Step 6: Final answer
    x = 490,515,335.55

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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.