Home / 359,261,415.24-495,777,865.37-208,568,053.77

Finding the Fourth Proportional to 359,261,415.24, 495,777,865.37 and 208,568,053.77

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Solution

The fourth proportional to 359,261,415.24, 495,777,865.37 and 208,568,053.77 is: 287,822,237.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,261,415.24 : 495,777,865.37 = 208,568,053.77 : x
  2. Step 2: Convert to fraction form
    359,261,415.24/495,777,865.37 = 208,568,053.77/x
  3. Step 3: Cross multiply
    359,261,415.24x = 495,777,865.37 × 208,568,053.77
  4. Step 4: Simplify right side
    359,261,415.24x = 103,403,424,482,465,984
  5. Step 5: Solve for x
    x = 103,403,424,482,465,984/359,261,415.24
  6. Step 6: Final answer
    x = 287,822,237.78

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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.