Home / 292,892,156.15-439,324,037.85-108,695,542.07

Finding the Fourth Proportional to 292,892,156.15, 439,324,037.85 and 108,695,542.07

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Solution

The fourth proportional to 292,892,156.15, 439,324,037.85 and 108,695,542.07 is: 163,038,044.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,892,156.15 : 439,324,037.85 = 108,695,542.07 : x
  2. Step 2: Convert to fraction form
    292,892,156.15/439,324,037.85 = 108,695,542.07/x
  3. Step 3: Cross multiply
    292,892,156.15x = 439,324,037.85 × 108,695,542.07
  4. Step 4: Simplify right side
    292,892,156.15x = 47,752,564,439,992,864
  5. Step 5: Solve for x
    x = 47,752,564,439,992,864/292,892,156.15
  6. Step 6: Final answer
    x = 163,038,044.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.