Home / 130,399,408.80-195,599,113.20-116,794,519.20

Finding the Fourth Proportional to 130,399,408.80, 195,599,113.20 and 116,794,519.20

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Solution

The fourth proportional to 130,399,408.80, 195,599,113.20 and 116,794,519.20 is: 175,191,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,399,408.80 : 195,599,113.20 = 116,794,519.20 : x
  2. Step 2: Convert to fraction form
    130,399,408.80/195,599,113.20 = 116,794,519.20/x
  3. Step 3: Cross multiply
    130,399,408.80x = 195,599,113.20 × 116,794,519.20
  4. Step 4: Simplify right side
    130,399,408.80x = 22,844,904,382,140,372
  5. Step 5: Solve for x
    x = 22,844,904,382,140,372/130,399,408.80
  6. Step 6: Final answer
    x = 175,191,778.80

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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.