Home / 116,494,139.40-174,741,209.10-80,214,433.80

Finding the Fourth Proportional to 116,494,139.40, 174,741,209.10 and 80,214,433.80

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Solution

The fourth proportional to 116,494,139.40, 174,741,209.10 and 80,214,433.80 is: 120,321,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,494,139.40 : 174,741,209.10 = 80,214,433.80 : x
  2. Step 2: Convert to fraction form
    116,494,139.40/174,741,209.10 = 80,214,433.80/x
  3. Step 3: Cross multiply
    116,494,139.40x = 174,741,209.10 × 80,214,433.80
  4. Step 4: Simplify right side
    116,494,139.40x = 14,016,767,149,483,906
  5. Step 5: Solve for x
    x = 14,016,767,149,483,906/116,494,139.40
  6. Step 6: Final answer
    x = 120,321,650.70

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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.