Home / 363,645,623.10-545,468,434.65-254,593,929.90

Finding the Fourth Proportional to 363,645,623.10, 545,468,434.65 and 254,593,929.90

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Solution

The fourth proportional to 363,645,623.10, 545,468,434.65 and 254,593,929.90 is: 381,890,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,645,623.10 : 545,468,434.65 = 254,593,929.90 : x
  2. Step 2: Convert to fraction form
    363,645,623.10/545,468,434.65 = 254,593,929.90/x
  3. Step 3: Cross multiply
    363,645,623.10x = 545,468,434.65 × 254,593,929.90
  4. Step 4: Simplify right side
    363,645,623.10x = 138,872,952,413,944,832
  5. Step 5: Solve for x
    x = 138,872,952,413,944,832/363,645,623.10
  6. Step 6: Final answer
    x = 381,890,894.85

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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.