Home / 98,019,251.70-147,028,877.55-93,555,147.30

Finding the Fourth Proportional to 98,019,251.70, 147,028,877.55 and 93,555,147.30

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Solution

The fourth proportional to 98,019,251.70, 147,028,877.55 and 93,555,147.30 is: 140,332,720.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,019,251.70 : 147,028,877.55 = 93,555,147.30 : x
  2. Step 2: Convert to fraction form
    98,019,251.70/147,028,877.55 = 93,555,147.30/x
  3. Step 3: Cross multiply
    98,019,251.70x = 147,028,877.55 × 93,555,147.30
  4. Step 4: Simplify right side
    98,019,251.70x = 13,755,308,296,543,914
  5. Step 5: Solve for x
    x = 13,755,308,296,543,914/98,019,251.70
  6. Step 6: Final answer
    x = 140,332,720.95

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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.