Home / 146,851,290.52-202,654,884.39-80,776,815.46

Finding the Fourth Proportional to 146,851,290.52, 202,654,884.39 and 80,776,815.46

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Solution

The fourth proportional to 146,851,290.52, 202,654,884.39 and 80,776,815.46 is: 111,472,062.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,851,290.52 : 202,654,884.39 = 80,776,815.46 : x
  2. Step 2: Convert to fraction form
    146,851,290.52/202,654,884.39 = 80,776,815.46/x
  3. Step 3: Cross multiply
    146,851,290.52x = 202,654,884.39 × 80,776,815.46
  4. Step 4: Simplify right side
    146,851,290.52x = 16,369,816,198,539,256
  5. Step 5: Solve for x
    x = 16,369,816,198,539,256/146,851,290.52
  6. Step 6: Final answer
    x = 111,472,062.25

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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.