Home / 91,858,066.29-126,763,909.53-50,042,475.21

Finding the Fourth Proportional to 91,858,066.29, 126,763,909.53 and 50,042,475.21

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Solution

The fourth proportional to 91,858,066.29, 126,763,909.53 and 50,042,475.21 is: 69,058,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,858,066.29 : 126,763,909.53 = 50,042,475.21 : x
  2. Step 2: Convert to fraction form
    91,858,066.29/126,763,909.53 = 50,042,475.21/x
  3. Step 3: Cross multiply
    91,858,066.29x = 126,763,909.53 × 50,042,475.21
  4. Step 4: Simplify right side
    91,858,066.29x = 6,343,579,800,033,605
  5. Step 5: Solve for x
    x = 6,343,579,800,033,605/91,858,066.29
  6. Step 6: Final answer
    x = 69,058,494.88

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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.