Home / 202,522,867.92-279,482,899.50-109,703,374.92

Finding the Fourth Proportional to 202,522,867.92, 279,482,899.50 and 109,703,374.92

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Solution

The fourth proportional to 202,522,867.92, 279,482,899.50 and 109,703,374.92 is: 151,391,384.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,522,867.92 : 279,482,899.50 = 109,703,374.92 : x
  2. Step 2: Convert to fraction form
    202,522,867.92/279,482,899.50 = 109,703,374.92/x
  3. Step 3: Cross multiply
    202,522,867.92x = 279,482,899.50 × 109,703,374.92
  4. Step 4: Simplify right side
    202,522,867.92x = 30,660,217,307,577,180
  5. Step 5: Solve for x
    x = 30,660,217,307,577,180/202,522,867.92
  6. Step 6: Final answer
    x = 151,391,384.21

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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.