Home / 261,560,554.01-392,355,138.85-106,091,272.97

Finding the Fourth Proportional to 261,560,554.01, 392,355,138.85 and 106,091,272.97

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Solution

The fourth proportional to 261,560,554.01, 392,355,138.85 and 106,091,272.97 is: 159,142,712.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,560,554.01 : 392,355,138.85 = 106,091,272.97 : x
  2. Step 2: Convert to fraction form
    261,560,554.01/392,355,138.85 = 106,091,272.97/x
  3. Step 3: Cross multiply
    261,560,554.01x = 392,355,138.85 × 106,091,272.97
  4. Step 4: Simplify right side
    261,560,554.01x = 41,625,456,134,955,832
  5. Step 5: Solve for x
    x = 41,625,456,134,955,832/261,560,554.01
  6. Step 6: Final answer
    x = 159,142,712.83

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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.