Home / 75,491,077.80-113,258,661.68-30,059,564.52

Finding the Fourth Proportional to 75,491,077.80, 113,258,661.68 and 30,059,564.52

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Solution

The fourth proportional to 75,491,077.80, 113,258,661.68 and 30,059,564.52 is: 45,098,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,491,077.80 : 113,258,661.68 = 30,059,564.52 : x
  2. Step 2: Convert to fraction form
    75,491,077.80/113,258,661.68 = 30,059,564.52/x
  3. Step 3: Cross multiply
    75,491,077.80x = 113,258,661.68 × 30,059,564.52
  4. Step 4: Simplify right side
    75,491,077.80x = 3,404,506,048,218,812
  5. Step 5: Solve for x
    x = 3,404,506,048,218,812/75,491,077.80
  6. Step 6: Final answer
    x = 45,098,124.80

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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.