Home / 324,117,852.27-486,178,025.00-78,474,077.88

Finding the Fourth Proportional to 324,117,852.27, 486,178,025.00 and 78,474,077.88

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Solution

The fourth proportional to 324,117,852.27, 486,178,025.00 and 78,474,077.88 is: 117,711,418.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,117,852.27 : 486,178,025.00 = 78,474,077.88 : x
  2. Step 2: Convert to fraction form
    324,117,852.27/486,178,025.00 = 78,474,077.88/x
  3. Step 3: Cross multiply
    324,117,852.27x = 486,178,025.00 × 78,474,077.88
  4. Step 4: Simplify right side
    324,117,852.27x = 38,152,372,197,002,216
  5. Step 5: Solve for x
    x = 38,152,372,197,002,216/324,117,852.27
  6. Step 6: Final answer
    x = 117,711,418.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.