Home / 91,776,679.29-137,668,817.91-27,080,484.39

Finding the Fourth Proportional to 91,776,679.29, 137,668,817.91 and 27,080,484.39

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Solution

The fourth proportional to 91,776,679.29, 137,668,817.91 and 27,080,484.39 is: 40,621,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,776,679.29 : 137,668,817.91 = 27,080,484.39 : x
  2. Step 2: Convert to fraction form
    91,776,679.29/137,668,817.91 = 27,080,484.39/x
  3. Step 3: Cross multiply
    91,776,679.29x = 137,668,817.91 × 27,080,484.39
  4. Step 4: Simplify right side
    91,776,679.29x = 3,728,138,274,401,507.50
  5. Step 5: Solve for x
    x = 3,728,138,274,401,507.50/91,776,679.29
  6. Step 6: Final answer
    x = 40,621,847.55

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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.