Home / 84,801,474-126,951,104.88-52,349,029.20

Finding the Fourth Proportional to 84,801,474, 126,951,104.88 and 52,349,029.20

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Solution

The fourth proportional to 84,801,474, 126,951,104.88 and 52,349,029.20 is: 78,368,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,801,474 : 126,951,104.88 = 52,349,029.20 : x
  2. Step 2: Convert to fraction form
    84,801,474/126,951,104.88 = 52,349,029.20/x
  3. Step 3: Cross multiply
    84,801,474x = 126,951,104.88 × 52,349,029.20
  4. Step 4: Simplify right side
    84,801,474x = 6,645,767,096,335,383
  5. Step 5: Solve for x
    x = 6,645,767,096,335,383/84,801,474
  6. Step 6: Final answer
    x = 78,368,532.80

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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.