Home / 96,718,800.60-145,078,200.90-91,176,067.80

Finding the Fourth Proportional to 96,718,800.60, 145,078,200.90 and 91,176,067.80

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Solution

The fourth proportional to 96,718,800.60, 145,078,200.90 and 91,176,067.80 is: 136,764,101.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,718,800.60 : 145,078,200.90 = 91,176,067.80 : x
  2. Step 2: Convert to fraction form
    96,718,800.60/145,078,200.90 = 91,176,067.80/x
  3. Step 3: Cross multiply
    96,718,800.60x = 145,078,200.90 × 91,176,067.80
  4. Step 4: Simplify right side
    96,718,800.60x = 13,227,659,881,560,422
  5. Step 5: Solve for x
    x = 13,227,659,881,560,422/96,718,800.60
  6. Step 6: Final answer
    x = 136,764,101.70

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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.