Home / 331,591,744.92-497,388,550.50-127,182,477.72

Finding the Fourth Proportional to 331,591,744.92, 497,388,550.50 and 127,182,477.72

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Solution

The fourth proportional to 331,591,744.92, 497,388,550.50 and 127,182,477.72 is: 190,774,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,591,744.92 : 497,388,550.50 = 127,182,477.72 : x
  2. Step 2: Convert to fraction form
    331,591,744.92/497,388,550.50 = 127,182,477.72/x
  3. Step 3: Cross multiply
    331,591,744.92x = 497,388,550.50 × 127,182,477.72
  4. Step 4: Simplify right side
    331,591,744.92x = 63,259,108,242,149,344
  5. Step 5: Solve for x
    x = 63,259,108,242,149,344/331,591,744.92
  6. Step 6: Final answer
    x = 190,774,074.48

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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.