Home / 148,495,108.80-204,920,167.68-82,411,769.10

Finding the Fourth Proportional to 148,495,108.80, 204,920,167.68 and 82,411,769.10

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Solution

The fourth proportional to 148,495,108.80, 204,920,167.68 and 82,411,769.10 is: 113,726,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,495,108.80 : 204,920,167.68 = 82,411,769.10 : x
  2. Step 2: Convert to fraction form
    148,495,108.80/204,920,167.68 = 82,411,769.10/x
  3. Step 3: Cross multiply
    148,495,108.80x = 204,920,167.68 × 82,411,769.10
  4. Step 4: Simplify right side
    148,495,108.80x = 16,887,833,542,777,442
  5. Step 5: Solve for x
    x = 16,887,833,542,777,442/148,495,108.80
  6. Step 6: Final answer
    x = 113,726,530.65

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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.