Home / 154,654,329.60-231,976,245.60-39,639,999.60

Finding the Fourth Proportional to 154,654,329.60, 231,976,245.60 and 39,639,999.60

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Solution

The fourth proportional to 154,654,329.60, 231,976,245.60 and 39,639,999.60 is: 59,458,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,654,329.60 : 231,976,245.60 = 39,639,999.60 : x
  2. Step 2: Convert to fraction form
    154,654,329.60/231,976,245.60 = 39,639,999.60/x
  3. Step 3: Cross multiply
    154,654,329.60x = 231,976,245.60 × 39,639,999.60
  4. Step 4: Simplify right side
    154,654,329.60x = 9,195,538,282,793,502
  5. Step 5: Solve for x
    x = 9,195,538,282,793,502/154,654,329.60
  6. Step 6: Final answer
    x = 59,458,654.06

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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.