Home / 282,177,695.96-423,321,052.26-107,287,131.78

Finding the Fourth Proportional to 282,177,695.96, 423,321,052.26 and 107,287,131.78

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Solution

The fourth proportional to 282,177,695.96, 423,321,052.26 and 107,287,131.78 is: 160,951,422.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,177,695.96 : 423,321,052.26 = 107,287,131.78 : x
  2. Step 2: Convert to fraction form
    282,177,695.96/423,321,052.26 = 107,287,131.78/x
  3. Step 3: Cross multiply
    282,177,695.96x = 423,321,052.26 × 107,287,131.78
  4. Step 4: Simplify right side
    282,177,695.96x = 45,416,901,519,066,888
  5. Step 5: Solve for x
    x = 45,416,901,519,066,888/282,177,695.96
  6. Step 6: Final answer
    x = 160,951,422.35

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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.