Home / 668,340,513.12-1,002,506,726.16-363,569,524.32

Finding the Fourth Proportional to 668,340,513.12, 1,002,506,726.16 and 363,569,524.32

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Solution

The fourth proportional to 668,340,513.12, 1,002,506,726.16 and 363,569,524.32 is: 545,352,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,340,513.12 : 1,002,506,726.16 = 363,569,524.32 : x
  2. Step 2: Convert to fraction form
    668,340,513.12/1,002,506,726.16 = 363,569,524.32/x
  3. Step 3: Cross multiply
    668,340,513.12x = 1,002,506,726.16 × 363,569,524.32
  4. Step 4: Simplify right side
    668,340,513.12x = 364,480,893,557,591,680
  5. Step 5: Solve for x
    x = 364,480,893,557,591,680/668,340,513.12
  6. Step 6: Final answer
    x = 545,352,086.85

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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.