Home / 359,262,115.44-495,778,834.20-208,568,755.44

Finding the Fourth Proportional to 359,262,115.44, 495,778,834.20 and 208,568,755.44

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Solution

The fourth proportional to 359,262,115.44, 495,778,834.20 and 208,568,755.44 is: 287,823,207.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,262,115.44 : 495,778,834.20 = 208,568,755.44 : x
  2. Step 2: Convert to fraction form
    359,262,115.44/495,778,834.20 = 208,568,755.44/x
  3. Step 3: Cross multiply
    359,262,115.44x = 495,778,834.20 × 208,568,755.44
  4. Step 4: Simplify right side
    359,262,115.44x = 103,403,974,422,588,112
  5. Step 5: Solve for x
    x = 103,403,974,422,588,112/359,262,115.44
  6. Step 6: Final answer
    x = 287,823,207.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.