Home / 141,767,231.20-212,331,982.20-84,371,603.20

Finding the Fourth Proportional to 141,767,231.20, 212,331,982.20 and 84,371,603.20

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Solution

The fourth proportional to 141,767,231.20, 212,331,982.20 and 84,371,603.20 is: 126,367,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,767,231.20 : 212,331,982.20 = 84,371,603.20 : x
  2. Step 2: Convert to fraction form
    141,767,231.20/212,331,982.20 = 84,371,603.20/x
  3. Step 3: Cross multiply
    141,767,231.20x = 212,331,982.20 × 84,371,603.20
  4. Step 4: Simplify right side
    141,767,231.20x = 17,914,789,748,847,862
  5. Step 5: Solve for x
    x = 17,914,789,748,847,862/141,767,231.20
  6. Step 6: Final answer
    x = 126,367,635.15

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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.