Home / 141,344,976,371.67-195,055,801,772.05-77,115,744,189.39

Finding the Fourth Proportional to 141,344,976,371.67, 195,055,801,772.05 and 77,115,744,189.39

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Solution

The fourth proportional to 141,344,976,371.67, 195,055,801,772.05 and 77,115,744,189.39 is: 106,419,582,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,344,976,371.67 : 195,055,801,772.05 = 77,115,744,189.39 : x
  2. Step 2: Convert to fraction form
    141,344,976,371.67/195,055,801,772.05 = 77,115,744,189.39/x
  3. Step 3: Cross multiply
    141,344,976,371.67x = 195,055,801,772.05 × 77,115,744,189.39
  4. Step 4: Simplify right side
    141,344,976,371.67x = 15,041,873,312,108,794,347,520
  5. Step 5: Solve for x
    x = 15,041,873,312,108,794,347,520/141,344,976,371.67
  6. Step 6: Final answer
    x = 106,419,582,062.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.