Home / 178,475,361.04-267,626,874.03-74,816,723.71

Finding the Fourth Proportional to 178,475,361.04, 267,626,874.03 and 74,816,723.71

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Solution

The fourth proportional to 178,475,361.04, 267,626,874.03 and 74,816,723.71 is: 112,188,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,475,361.04 : 267,626,874.03 = 74,816,723.71 : x
  2. Step 2: Convert to fraction form
    178,475,361.04/267,626,874.03 = 74,816,723.71/x
  3. Step 3: Cross multiply
    178,475,361.04x = 267,626,874.03 × 74,816,723.71
  4. Step 4: Simplify right side
    178,475,361.04x = 20,022,965,891,673,484
  5. Step 5: Solve for x
    x = 20,022,965,891,673,484/178,475,361.04
  6. Step 6: Final answer
    x = 112,188,964.21

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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.