Home / 141,344,976,374.17-195,055,801,775.49-77,115,744,191.88

Finding the Fourth Proportional to 141,344,976,374.17, 195,055,801,775.49 and 77,115,744,191.88

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Solution

The fourth proportional to 141,344,976,374.17, 195,055,801,775.49 and 77,115,744,191.88 is: 106,419,582,065.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,344,976,374.17 : 195,055,801,775.49 = 77,115,744,191.88 : x
  2. Step 2: Convert to fraction form
    141,344,976,374.17/195,055,801,775.49 = 77,115,744,191.88/x
  3. Step 3: Cross multiply
    141,344,976,374.17x = 195,055,801,775.49 × 77,115,744,191.88
  4. Step 4: Simplify right side
    141,344,976,374.17x = 15,041,873,312,860,740,780,032
  5. Step 5: Solve for x
    x = 15,041,873,312,860,740,780,032/141,344,976,374.17
  6. Step 6: Final answer
    x = 106,419,582,065.95

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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.