Home / 7,665,321,932.15-11,502,033,884.96-5,438,758,760.06

Finding the Fourth Proportional to 7,665,321,932.15, 11,502,033,884.96 and 5,438,758,760.06

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Solution

The fourth proportional to 7,665,321,932.15, 11,502,033,884.96 and 5,438,758,760.06 is: 8,161,012,427.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,321,932.15 : 11,502,033,884.96 = 5,438,758,760.06 : x
  2. Step 2: Convert to fraction form
    7,665,321,932.15/11,502,033,884.96 = 5,438,758,760.06/x
  3. Step 3: Cross multiply
    7,665,321,932.15x = 11,502,033,884.96 × 5,438,758,760.06
  4. Step 4: Simplify right side
    7,665,321,932.15x = 62,556,787,550,248,452,096
  5. Step 5: Solve for x
    x = 62,556,787,550,248,452,096/7,665,321,932.15
  6. Step 6: Final answer
    x = 8,161,012,427.66

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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.