Home / 206,449,094.43-284,899,734.21-112,363,915.68

Finding the Fourth Proportional to 206,449,094.43, 284,899,734.21 and 112,363,915.68

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Solution

The fourth proportional to 206,449,094.43, 284,899,734.21 and 112,363,915.68 is: 155,062,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,449,094.43 : 284,899,734.21 = 112,363,915.68 : x
  2. Step 2: Convert to fraction form
    206,449,094.43/284,899,734.21 = 112,363,915.68/x
  3. Step 3: Cross multiply
    206,449,094.43x = 284,899,734.21 × 112,363,915.68
  4. Step 4: Simplify right side
    206,449,094.43x = 32,012,449,712,026,852
  5. Step 5: Solve for x
    x = 32,012,449,712,026,852/206,449,094.43
  6. Step 6: Final answer
    x = 155,062,194.87

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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.