Home / 79,708,932.80-119,563,399.20-25,856,244.80

Finding the Fourth Proportional to 79,708,932.80, 119,563,399.20 and 25,856,244.80

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Solution

The fourth proportional to 79,708,932.80, 119,563,399.20 and 25,856,244.80 is: 38,784,367.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,708,932.80 : 119,563,399.20 = 25,856,244.80 : x
  2. Step 2: Convert to fraction form
    79,708,932.80/119,563,399.20 = 25,856,244.80/x
  3. Step 3: Cross multiply
    79,708,932.80x = 119,563,399.20 × 25,856,244.80
  4. Step 4: Simplify right side
    79,708,932.80x = 3,091,460,518,835,324.50
  5. Step 5: Solve for x
    x = 3,091,460,518,835,324.50/79,708,932.80
  6. Step 6: Final answer
    x = 38,784,367.20

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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.