Home / 206,747,244.20-285,313,110.42-113,931,073.64

Finding the Fourth Proportional to 206,747,244.20, 285,313,110.42 and 113,931,073.64

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Solution

The fourth proportional to 206,747,244.20, 285,313,110.42 and 113,931,073.64 is: 157,225,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,747,244.20 : 285,313,110.42 = 113,931,073.64 : x
  2. Step 2: Convert to fraction form
    206,747,244.20/285,313,110.42 = 113,931,073.64/x
  3. Step 3: Cross multiply
    206,747,244.20x = 285,313,110.42 × 113,931,073.64
  4. Step 4: Simplify right side
    206,747,244.20x = 32,506,028,993,718,472
  5. Step 5: Solve for x
    x = 32,506,028,993,718,472/206,747,244.20
  6. Step 6: Final answer
    x = 157,225,936.04

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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.