Home / 120,498,892.96-166,368,552.16-92,571,865.28

Finding the Fourth Proportional to 120,498,892.96, 166,368,552.16 and 92,571,865.28

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Solution

The fourth proportional to 120,498,892.96, 166,368,552.16 and 92,571,865.28 is: 127,810,694.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,498,892.96 : 166,368,552.16 = 92,571,865.28 : x
  2. Step 2: Convert to fraction form
    120,498,892.96/166,368,552.16 = 92,571,865.28/x
  3. Step 3: Cross multiply
    120,498,892.96x = 166,368,552.16 × 92,571,865.28
  4. Step 4: Simplify right side
    120,498,892.96x = 15,401,047,197,384,172
  5. Step 5: Solve for x
    x = 15,401,047,197,384,172/120,498,892.96
  6. Step 6: Final answer
    x = 127,810,694.51

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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.