Home / 149,746,082.13-206,660,286.80-82,763,599.29

Finding the Fourth Proportional to 149,746,082.13, 206,660,286.80 and 82,763,599.29

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Solution

The fourth proportional to 149,746,082.13, 206,660,286.80 and 82,763,599.29 is: 114,219,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,746,082.13 : 206,660,286.80 = 82,763,599.29 : x
  2. Step 2: Convert to fraction form
    149,746,082.13/206,660,286.80 = 82,763,599.29/x
  3. Step 3: Cross multiply
    149,746,082.13x = 206,660,286.80 × 82,763,599.29
  4. Step 4: Simplify right side
    149,746,082.13x = 17,103,949,166,543,200
  5. Step 5: Solve for x
    x = 17,103,949,166,543,200/149,746,082.13
  6. Step 6: Final answer
    x = 114,219,677.23

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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.