Home / 86,863,960.20-119,845,385.46-50,181,146.76

Finding the Fourth Proportional to 86,863,960.20, 119,845,385.46 and 50,181,146.76

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Solution

The fourth proportional to 86,863,960.20, 119,845,385.46 and 50,181,146.76 is: 69,234,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,863,960.20 : 119,845,385.46 = 50,181,146.76 : x
  2. Step 2: Convert to fraction form
    86,863,960.20/119,845,385.46 = 50,181,146.76/x
  3. Step 3: Cross multiply
    86,863,960.20x = 119,845,385.46 × 50,181,146.76
  4. Step 4: Simplify right side
    86,863,960.20x = 6,013,978,876,277,030
  5. Step 5: Solve for x
    x = 6,013,978,876,277,030/86,863,960.20
  6. Step 6: Final answer
    x = 69,234,454.23

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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.