Home / 436,882,934.10-655,324,401.15-265,450,127.70

Finding the Fourth Proportional to 436,882,934.10, 655,324,401.15 and 265,450,127.70

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Solution

The fourth proportional to 436,882,934.10, 655,324,401.15 and 265,450,127.70 is: 398,175,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,882,934.10 : 655,324,401.15 = 265,450,127.70 : x
  2. Step 2: Convert to fraction form
    436,882,934.10/655,324,401.15 = 265,450,127.70/x
  3. Step 3: Cross multiply
    436,882,934.10x = 655,324,401.15 × 265,450,127.70
  4. Step 4: Simplify right side
    436,882,934.10x = 173,955,945,970,193,504
  5. Step 5: Solve for x
    x = 173,955,945,970,193,504/436,882,934.10
  6. Step 6: Final answer
    x = 398,175,191.55

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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.