Home / 98,189,791.12-147,290,591.52-30,033,073.36

Finding the Fourth Proportional to 98,189,791.12, 147,290,591.52 and 30,033,073.36

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Solution

The fourth proportional to 98,189,791.12, 147,290,591.52 and 30,033,073.36 is: 45,051,416.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,189,791.12 : 147,290,591.52 = 30,033,073.36 : x
  2. Step 2: Convert to fraction form
    98,189,791.12/147,290,591.52 = 30,033,073.36/x
  3. Step 3: Cross multiply
    98,189,791.12x = 147,290,591.52 × 30,033,073.36
  4. Step 4: Simplify right side
    98,189,791.12x = 4,423,589,140,357,954
  5. Step 5: Solve for x
    x = 4,423,589,140,357,954/98,189,791.12
  6. Step 6: Final answer
    x = 45,051,416.14

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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.