Home / 656,045,612.88-905,361,841.45-362,709,076.56

Finding the Fourth Proportional to 656,045,612.88, 905,361,841.45 and 362,709,076.56

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Solution

The fourth proportional to 656,045,612.88, 905,361,841.45 and 362,709,076.56 is: 500,548,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,045,612.88 : 905,361,841.45 = 362,709,076.56 : x
  2. Step 2: Convert to fraction form
    656,045,612.88/905,361,841.45 = 362,709,076.56/x
  3. Step 3: Cross multiply
    656,045,612.88x = 905,361,841.45 × 362,709,076.56
  4. Step 4: Simplify right side
    656,045,612.88x = 328,382,957,464,990,656
  5. Step 5: Solve for x
    x = 328,382,957,464,990,656/656,045,612.88
  6. Step 6: Final answer
    x = 500,548,972.54

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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.