Home / 91,832,171.15-126,728,398.50-50,579,063.52

Finding the Fourth Proportional to 91,832,171.15, 126,728,398.50 and 50,579,063.52

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Solution

The fourth proportional to 91,832,171.15, 126,728,398.50 and 50,579,063.52 is: 69,799,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,832,171.15 : 126,728,398.50 = 50,579,063.52 : x
  2. Step 2: Convert to fraction form
    91,832,171.15/126,728,398.50 = 50,579,063.52/x
  3. Step 3: Cross multiply
    91,832,171.15x = 126,728,398.50 × 50,579,063.52
  4. Step 4: Simplify right side
    91,832,171.15x = 6,409,803,717,519,373
  5. Step 5: Solve for x
    x = 6,409,803,717,519,373/91,832,171.15
  6. Step 6: Final answer
    x = 69,799,108.94

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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.