Home / 284,703,084.28-392,919,847.28-164,005,236.19

Finding the Fourth Proportional to 284,703,084.28, 392,919,847.28 and 164,005,236.19

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Solution

The fourth proportional to 284,703,084.28, 392,919,847.28 and 164,005,236.19 is: 226,344,272.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,703,084.28 : 392,919,847.28 = 164,005,236.19 : x
  2. Step 2: Convert to fraction form
    284,703,084.28/392,919,847.28 = 164,005,236.19/x
  3. Step 3: Cross multiply
    284,703,084.28x = 392,919,847.28 × 164,005,236.19
  4. Step 4: Simplify right side
    284,703,084.28x = 64,440,912,356,895,120
  5. Step 5: Solve for x
    x = 64,440,912,356,895,120/284,703,084.28
  6. Step 6: Final answer
    x = 226,344,272.03

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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.