Home / 90,747,696.30-136,174,688.55-33,245,780.10

Finding the Fourth Proportional to 90,747,696.30, 136,174,688.55 and 33,245,780.10

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Solution

The fourth proportional to 90,747,696.30, 136,174,688.55 and 33,245,780.10 is: 49,888,139.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,747,696.30 : 136,174,688.55 = 33,245,780.10 : x
  2. Step 2: Convert to fraction form
    90,747,696.30/136,174,688.55 = 33,245,780.10/x
  3. Step 3: Cross multiply
    90,747,696.30x = 136,174,688.55 × 33,245,780.10
  4. Step 4: Simplify right side
    90,747,696.30x = 4,527,233,750,719,288
  5. Step 5: Solve for x
    x = 4,527,233,750,719,288/90,747,696.30
  6. Step 6: Final answer
    x = 49,888,139.70

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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.