Home / 98,603,452.20-147,621,743.10-60,339,700.20

Finding the Fourth Proportional to 98,603,452.20, 147,621,743.10 and 60,339,700.20

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Solution

The fourth proportional to 98,603,452.20, 147,621,743.10 and 60,339,700.20 is: 90,336,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,603,452.20 : 147,621,743.10 = 60,339,700.20 : x
  2. Step 2: Convert to fraction form
    98,603,452.20/147,621,743.10 = 60,339,700.20/x
  3. Step 3: Cross multiply
    98,603,452.20x = 147,621,743.10 × 60,339,700.20
  4. Step 4: Simplify right side
    98,603,452.20x = 8,907,451,721,655,419
  5. Step 5: Solve for x
    x = 8,907,451,721,655,419/98,603,452.20
  6. Step 6: Final answer
    x = 90,336,104.09

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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.