Home / 268,757,884.80-402,838,228.80-147,676,233.60

Finding the Fourth Proportional to 268,757,884.80, 402,838,228.80 and 147,676,233.60

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Solution

The fourth proportional to 268,757,884.80, 402,838,228.80 and 147,676,233.60 is: 221,350,277.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,757,884.80 : 402,838,228.80 = 147,676,233.60 : x
  2. Step 2: Convert to fraction form
    268,757,884.80/402,838,228.80 = 147,676,233.60/x
  3. Step 3: Cross multiply
    268,757,884.80x = 402,838,228.80 × 147,676,233.60
  4. Step 4: Simplify right side
    268,757,884.80x = 59,489,632,379,279,048
  5. Step 5: Solve for x
    x = 59,489,632,379,279,048/268,757,884.80
  6. Step 6: Final answer
    x = 221,350,277.49

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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.