Home / 92,301,786.28-138,412,287.42-43,793,473.96

Finding the Fourth Proportional to 92,301,786.28, 138,412,287.42 and 43,793,473.96

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Solution

The fourth proportional to 92,301,786.28, 138,412,287.42 and 43,793,473.96 is: 65,671,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,301,786.28 : 138,412,287.42 = 43,793,473.96 : x
  2. Step 2: Convert to fraction form
    92,301,786.28/138,412,287.42 = 43,793,473.96/x
  3. Step 3: Cross multiply
    92,301,786.28x = 138,412,287.42 × 43,793,473.96
  4. Step 4: Simplify right side
    92,301,786.28x = 6,061,554,904,871,805
  5. Step 5: Solve for x
    x = 6,061,554,904,871,805/92,301,786.28
  6. Step 6: Final answer
    x = 65,671,046.57

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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.