Home / 235,960,629.16-353,942,062.62-72,198,125.32

Finding the Fourth Proportional to 235,960,629.16, 353,942,062.62 and 72,198,125.32

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Solution

The fourth proportional to 235,960,629.16, 353,942,062.62 and 72,198,125.32 is: 108,297,530.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,960,629.16 : 353,942,062.62 = 72,198,125.32 : x
  2. Step 2: Convert to fraction form
    235,960,629.16/353,942,062.62 = 72,198,125.32/x
  3. Step 3: Cross multiply
    235,960,629.16x = 353,942,062.62 × 72,198,125.32
  4. Step 4: Simplify right side
    235,960,629.16x = 25,553,953,393,058,044
  5. Step 5: Solve for x
    x = 25,553,953,393,058,044/235,960,629.16
  6. Step 6: Final answer
    x = 108,297,530.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.