Home / 397,007,461.90-595,384,850.09-131,063,656.75

Finding the Fourth Proportional to 397,007,461.90, 595,384,850.09 and 131,063,656.75

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Solution

The fourth proportional to 397,007,461.90, 595,384,850.09 and 131,063,656.75 is: 196,553,775.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,007,461.90 : 595,384,850.09 = 131,063,656.75 : x
  2. Step 2: Convert to fraction form
    397,007,461.90/595,384,850.09 = 131,063,656.75/x
  3. Step 3: Cross multiply
    397,007,461.90x = 595,384,850.09 × 131,063,656.75
  4. Step 4: Simplify right side
    397,007,461.90x = 78,033,315,623,621,776
  5. Step 5: Solve for x
    x = 78,033,315,623,621,776/397,007,461.90
  6. Step 6: Final answer
    x = 196,553,775.71

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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.