Home / 82,344,867,854.28-122,962,790,161.33-67,248,385,179.88

Finding the Fourth Proportional to 82,344,867,854.28, 122,962,790,161.33 and 67,248,385,179.88

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Solution

The fourth proportional to 82,344,867,854.28, 122,962,790,161.33 and 67,248,385,179.88 is: 100,419,726,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,344,867,854.28 : 122,962,790,161.33 = 67,248,385,179.88 : x
  2. Step 2: Convert to fraction form
    82,344,867,854.28/122,962,790,161.33 = 67,248,385,179.88/x
  3. Step 3: Cross multiply
    82,344,867,854.28x = 122,962,790,161.33 × 67,248,385,179.88
  4. Step 4: Simplify right side
    82,344,867,854.28x = 8,269,049,075,561,878,519,808
  5. Step 5: Solve for x
    x = 8,269,049,075,561,878,519,808/82,344,867,854.28
  6. Step 6: Final answer
    x = 100,419,726,098.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.