Home / 110,811,696.80-166,217,545.20-91,937,328.80

Finding the Fourth Proportional to 110,811,696.80, 166,217,545.20 and 91,937,328.80

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Solution

The fourth proportional to 110,811,696.80, 166,217,545.20 and 91,937,328.80 is: 137,905,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,811,696.80 : 166,217,545.20 = 91,937,328.80 : x
  2. Step 2: Convert to fraction form
    110,811,696.80/166,217,545.20 = 91,937,328.80/x
  3. Step 3: Cross multiply
    110,811,696.80x = 166,217,545.20 × 91,937,328.80
  4. Step 4: Simplify right side
    110,811,696.80x = 15,281,597,105,381,260
  5. Step 5: Solve for x
    x = 15,281,597,105,381,260/110,811,696.80
  6. Step 6: Final answer
    x = 137,905,993.20

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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.