Home / 178,098,228.30-266,580,472.05-127,079,892.30

Finding the Fourth Proportional to 178,098,228.30, 266,580,472.05 and 127,079,892.30

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Solution

The fourth proportional to 178,098,228.30, 266,580,472.05 and 127,079,892.30 is: 190,215,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,098,228.30 : 266,580,472.05 = 127,079,892.30 : x
  2. Step 2: Convert to fraction form
    178,098,228.30/266,580,472.05 = 127,079,892.30/x
  3. Step 3: Cross multiply
    178,098,228.30x = 266,580,472.05 × 127,079,892.30
  4. Step 4: Simplify right side
    178,098,228.30x = 33,877,017,677,397,160
  5. Step 5: Solve for x
    x = 33,877,017,677,397,160/178,098,228.30
  6. Step 6: Final answer
    x = 190,215,354.76

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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.