Home / 127,726,722.24-191,711,209.23-79,057,355.46

Finding the Fourth Proportional to 127,726,722.24, 191,711,209.23 and 79,057,355.46

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Solution

The fourth proportional to 127,726,722.24, 191,711,209.23 and 79,057,355.46 is: 118,661,004.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,726,722.24 : 191,711,209.23 = 79,057,355.46 : x
  2. Step 2: Convert to fraction form
    127,726,722.24/191,711,209.23 = 79,057,355.46/x
  3. Step 3: Cross multiply
    127,726,722.24x = 191,711,209.23 × 79,057,355.46
  4. Step 4: Simplify right side
    127,726,722.24x = 15,156,181,213,762,540
  5. Step 5: Solve for x
    x = 15,156,181,213,762,540/127,726,722.24
  6. Step 6: Final answer
    x = 118,661,004.90

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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.