Home / 235,286,833.12-352,917,477.56-71,511,820.70

Finding the Fourth Proportional to 235,286,833.12, 352,917,477.56 and 71,511,820.70

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Solution

The fourth proportional to 235,286,833.12, 352,917,477.56 and 71,511,820.70 is: 107,263,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,286,833.12 : 352,917,477.56 = 71,511,820.70 : x
  2. Step 2: Convert to fraction form
    235,286,833.12/352,917,477.56 = 71,511,820.70/x
  3. Step 3: Cross multiply
    235,286,833.12x = 352,917,477.56 × 71,511,820.70
  4. Step 4: Simplify right side
    235,286,833.12x = 25,237,771,375,777,396
  5. Step 5: Solve for x
    x = 25,237,771,375,777,396/235,286,833.12
  6. Step 6: Final answer
    x = 107,263,849.16

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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.