Home / 206,013,511.89-284,298,580.22-113,199,998.45

Finding the Fourth Proportional to 206,013,511.89, 284,298,580.22 and 113,199,998.45

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Solution

The fourth proportional to 206,013,511.89, 284,298,580.22 and 113,199,998.45 is: 156,215,961.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,013,511.89 : 284,298,580.22 = 113,199,998.45 : x
  2. Step 2: Convert to fraction form
    206,013,511.89/284,298,580.22 = 113,199,998.45/x
  3. Step 3: Cross multiply
    206,013,511.89x = 284,298,580.22 × 113,199,998.45
  4. Step 4: Simplify right side
    206,013,511.89x = 32,182,598,838,253,704
  5. Step 5: Solve for x
    x = 32,182,598,838,253,704/206,013,511.89
  6. Step 6: Final answer
    x = 156,215,961.48

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1.5x scale

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.