Home / 222,210,551.28-306,653,013.24-123,092,816.88

Finding the Fourth Proportional to 222,210,551.28, 306,653,013.24 and 123,092,816.88

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Solution

The fourth proportional to 222,210,551.28, 306,653,013.24 and 123,092,816.88 is: 169,869,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,210,551.28 : 306,653,013.24 = 123,092,816.88 : x
  2. Step 2: Convert to fraction form
    222,210,551.28/306,653,013.24 = 123,092,816.88/x
  3. Step 3: Cross multiply
    222,210,551.28x = 306,653,013.24 × 123,092,816.88
  4. Step 4: Simplify right side
    222,210,551.28x = 37,746,783,204,451,536
  5. Step 5: Solve for x
    x = 37,746,783,204,451,536/222,210,551.28
  6. Step 6: Final answer
    x = 169,869,445.83

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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.