Home / 131,428,850.70-196,765,362.45-127,649,714.70

Finding the Fourth Proportional to 131,428,850.70, 196,765,362.45 and 127,649,714.70

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Solution

The fourth proportional to 131,428,850.70, 196,765,362.45 and 127,649,714.70 is: 191,107,525.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,428,850.70 : 196,765,362.45 = 127,649,714.70 : x
  2. Step 2: Convert to fraction form
    131,428,850.70/196,765,362.45 = 127,649,714.70/x
  3. Step 3: Cross multiply
    131,428,850.70x = 196,765,362.45 × 127,649,714.70
  4. Step 4: Simplify right side
    131,428,850.70x = 25,117,042,379,584,592
  5. Step 5: Solve for x
    x = 25,117,042,379,584,592/131,428,850.70
  6. Step 6: Final answer
    x = 191,107,525.07

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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.