Home / 397,007,465.02-595,384,854.72-131,063,659.85

Finding the Fourth Proportional to 397,007,465.02, 595,384,854.72 and 131,063,659.85

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Solution

The fourth proportional to 397,007,465.02, 595,384,854.72 and 131,063,659.85 is: 196,553,780.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,007,465.02 : 595,384,854.72 = 131,063,659.85 : x
  2. Step 2: Convert to fraction form
    397,007,465.02/595,384,854.72 = 131,063,659.85/x
  3. Step 3: Cross multiply
    397,007,465.02x = 595,384,854.72 × 131,063,659.85
  4. Step 4: Simplify right side
    397,007,465.02x = 78,033,318,078,921,648
  5. Step 5: Solve for x
    x = 78,033,318,078,921,648/397,007,465.02
  6. Step 6: Final answer
    x = 196,553,780.36

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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.