Home / 101,176,651.50-139,642,694.19-57,716,587.50

Finding the Fourth Proportional to 101,176,651.50, 139,642,694.19 and 57,716,587.50

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Solution

The fourth proportional to 101,176,651.50, 139,642,694.19 and 57,716,587.50 is: 79,659,680.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,176,651.50 : 139,642,694.19 = 57,716,587.50 : x
  2. Step 2: Convert to fraction form
    101,176,651.50/139,642,694.19 = 57,716,587.50/x
  3. Step 3: Cross multiply
    101,176,651.50x = 139,642,694.19 × 57,716,587.50
  4. Step 4: Simplify right side
    101,176,651.50x = 8,059,699,777,952,876
  5. Step 5: Solve for x
    x = 8,059,699,777,952,876/101,176,651.50
  6. Step 6: Final answer
    x = 79,659,680.95

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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.