Home / 120,498,974.96-166,368,665.28-92,571,947.24

Finding the Fourth Proportional to 120,498,974.96, 166,368,665.28 and 92,571,947.24

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Solution

The fourth proportional to 120,498,974.96, 166,368,665.28 and 92,571,947.24 is: 127,810,807.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,498,974.96 : 166,368,665.28 = 92,571,947.24 : x
  2. Step 2: Convert to fraction form
    120,498,974.96/166,368,665.28 = 92,571,947.24/x
  3. Step 3: Cross multiply
    120,498,974.96x = 166,368,665.28 × 92,571,947.24
  4. Step 4: Simplify right side
    120,498,974.96x = 15,401,071,304,689,380
  5. Step 5: Solve for x
    x = 15,401,071,304,689,380/120,498,974.96
  6. Step 6: Final answer
    x = 127,810,807.60

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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.