Home / 397,007,464.46-595,384,853.88-131,063,659.28

Finding the Fourth Proportional to 397,007,464.46, 595,384,853.88 and 131,063,659.28

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Solution

The fourth proportional to 397,007,464.46, 595,384,853.88 and 131,063,659.28 is: 196,553,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,007,464.46 : 595,384,853.88 = 131,063,659.28 : x
  2. Step 2: Convert to fraction form
    397,007,464.46/595,384,853.88 = 131,063,659.28/x
  3. Step 3: Cross multiply
    397,007,464.46x = 595,384,853.88 × 131,063,659.28
  4. Step 4: Simplify right side
    397,007,464.46x = 78,033,317,626,423,984
  5. Step 5: Solve for x
    x = 78,033,317,626,423,984/397,007,464.46
  6. Step 6: Final answer
    x = 196,553,779.50

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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.