Home / 206,273,712.68-284,663,108.80-113,456,656.30

Finding the Fourth Proportional to 206,273,712.68, 284,663,108.80 and 113,456,656.30

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Solution

The fourth proportional to 206,273,712.68, 284,663,108.80 and 113,456,656.30 is: 156,573,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,273,712.68 : 284,663,108.80 = 113,456,656.30 : x
  2. Step 2: Convert to fraction form
    206,273,712.68/284,663,108.80 = 113,456,656.30/x
  3. Step 3: Cross multiply
    206,273,712.68x = 284,663,108.80 × 113,456,656.30
  4. Step 4: Simplify right side
    206,273,712.68x = 32,296,924,496,411,104
  5. Step 5: Solve for x
    x = 32,296,924,496,411,104/206,273,712.68
  6. Step 6: Final answer
    x = 156,573,147.77

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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.