Home / 117,515,761.80-176,331,573.90-52,865,320.20

Finding the Fourth Proportional to 117,515,761.80, 176,331,573.90 and 52,865,320.20

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Solution

The fourth proportional to 117,515,761.80, 176,331,573.90 and 52,865,320.20 is: 79,324,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,515,761.80 : 176,331,573.90 = 52,865,320.20 : x
  2. Step 2: Convert to fraction form
    117,515,761.80/176,331,573.90 = 52,865,320.20/x
  3. Step 3: Cross multiply
    117,515,761.80x = 176,331,573.90 × 52,865,320.20
  4. Step 4: Simplify right side
    117,515,761.80x = 9,321,825,115,593,464
  5. Step 5: Solve for x
    x = 9,321,825,115,593,464/117,515,761.80
  6. Step 6: Final answer
    x = 79,324,041.07

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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.