Home / 439,207,280.49-658,787,717.78-144,063,522.94

Finding the Fourth Proportional to 439,207,280.49, 658,787,717.78 and 144,063,522.94

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Solution

The fourth proportional to 439,207,280.49, 658,787,717.78 and 144,063,522.94 is: 216,087,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,207,280.49 : 658,787,717.78 = 144,063,522.94 : x
  2. Step 2: Convert to fraction form
    439,207,280.49/658,787,717.78 = 144,063,522.94/x
  3. Step 3: Cross multiply
    439,207,280.49x = 658,787,717.78 × 144,063,522.94
  4. Step 4: Simplify right side
    439,207,280.49x = 94,907,279,489,695,328
  5. Step 5: Solve for x
    x = 94,907,279,489,695,328/439,207,280.49
  6. Step 6: Final answer
    x = 216,087,673.65

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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.