Home / 154,136,113.04-231,401,471.18-132,415,455.17

Finding the Fourth Proportional to 154,136,113.04, 231,401,471.18 and 132,415,455.17

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Solution

The fourth proportional to 154,136,113.04, 231,401,471.18 and 132,415,455.17 is: 198,792,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,136,113.04 : 231,401,471.18 = 132,415,455.17 : x
  2. Step 2: Convert to fraction form
    154,136,113.04/231,401,471.18 = 132,415,455.17/x
  3. Step 3: Cross multiply
    154,136,113.04x = 231,401,471.18 × 132,415,455.17
  4. Step 4: Simplify right side
    154,136,113.04x = 30,641,131,131,488,256
  5. Step 5: Solve for x
    x = 30,641,131,131,488,256/154,136,113.04
  6. Step 6: Final answer
    x = 198,792,680.89

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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.