Home / 141,340,149.90-212,024,221.65-49,209,713.10

Finding the Fourth Proportional to 141,340,149.90, 212,024,221.65 and 49,209,713.10

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Solution

The fourth proportional to 141,340,149.90, 212,024,221.65 and 49,209,713.10 is: 73,819,442.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,340,149.90 : 212,024,221.65 = 49,209,713.10 : x
  2. Step 2: Convert to fraction form
    141,340,149.90/212,024,221.65 = 49,209,713.10/x
  3. Step 3: Cross multiply
    141,340,149.90x = 212,024,221.65 × 49,209,713.10
  4. Step 4: Simplify right side
    141,340,149.90x = 10,433,651,117,647,310
  5. Step 5: Solve for x
    x = 10,433,651,117,647,310/141,340,149.90
  6. Step 6: Final answer
    x = 73,819,442.85

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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.