Home / 127,817,076.30-191,725,614.45-107,409,741.90

Finding the Fourth Proportional to 127,817,076.30, 191,725,614.45 and 107,409,741.90

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Solution

The fourth proportional to 127,817,076.30, 191,725,614.45 and 107,409,741.90 is: 161,114,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,817,076.30 : 191,725,614.45 = 107,409,741.90 : x
  2. Step 2: Convert to fraction form
    127,817,076.30/191,725,614.45 = 107,409,741.90/x
  3. Step 3: Cross multiply
    127,817,076.30x = 191,725,614.45 × 107,409,741.90
  4. Step 4: Simplify right side
    127,817,076.30x = 20,593,198,763,693,412
  5. Step 5: Solve for x
    x = 20,593,198,763,693,412/127,817,076.30
  6. Step 6: Final answer
    x = 161,114,612.85

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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.