Home / 449,332,910.40-674,074,015.20-176,712,571.20

Finding the Fourth Proportional to 449,332,910.40, 674,074,015.20 and 176,712,571.20

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Solution

The fourth proportional to 449,332,910.40, 674,074,015.20 and 176,712,571.20 is: 265,098,214.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,332,910.40 : 674,074,015.20 = 176,712,571.20 : x
  2. Step 2: Convert to fraction form
    449,332,910.40/674,074,015.20 = 176,712,571.20/x
  3. Step 3: Cross multiply
    449,332,910.40x = 674,074,015.20 × 176,712,571.20
  4. Step 4: Simplify right side
    449,332,910.40x = 119,117,352,405,099,888
  5. Step 5: Solve for x
    x = 119,117,352,405,099,888/449,332,910.40
  6. Step 6: Final answer
    x = 265,098,214.82

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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.