Home / 240,441,910.48-331,810,475.88-130,433,623.52

Finding the Fourth Proportional to 240,441,910.48, 331,810,475.88 and 130,433,623.52

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Solution

The fourth proportional to 240,441,910.48, 331,810,475.88 and 130,433,623.52 is: 179,998,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,441,910.48 : 331,810,475.88 = 130,433,623.52 : x
  2. Step 2: Convert to fraction form
    240,441,910.48/331,810,475.88 = 130,433,623.52/x
  3. Step 3: Cross multiply
    240,441,910.48x = 331,810,475.88 × 130,433,623.52
  4. Step 4: Simplify right side
    240,441,910.48x = 43,279,242,690,923,960
  5. Step 5: Solve for x
    x = 43,279,242,690,923,960/240,441,910.48
  6. Step 6: Final answer
    x = 179,998,747.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.