Home / 359,261,400.30-495,777,844.64-208,568,038.83

Finding the Fourth Proportional to 359,261,400.30, 495,777,844.64 and 208,568,038.83

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Solution

The fourth proportional to 359,261,400.30, 495,777,844.64 and 208,568,038.83 is: 287,822,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,261,400.30 : 495,777,844.64 = 208,568,038.83 : x
  2. Step 2: Convert to fraction form
    359,261,400.30/495,777,844.64 = 208,568,038.83/x
  3. Step 3: Cross multiply
    359,261,400.30x = 495,777,844.64 × 208,568,038.83
  4. Step 4: Simplify right side
    359,261,400.30x = 103,403,412,751,929,232
  5. Step 5: Solve for x
    x = 103,403,412,751,929,232/359,261,400.30
  6. Step 6: Final answer
    x = 287,822,217.10

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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.