Home / 140,480,799,266.44-193,858,487,030.44-79,511,857,460.65

Finding the Fourth Proportional to 140,480,799,266.44, 193,858,487,030.44 and 79,511,857,460.65

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Solution

The fourth proportional to 140,480,799,266.44, 193,858,487,030.44 and 79,511,857,460.65 is: 109,723,524,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,480,799,266.44 : 193,858,487,030.44 = 79,511,857,460.65 : x
  2. Step 2: Convert to fraction form
    140,480,799,266.44/193,858,487,030.44 = 79,511,857,460.65/x
  3. Step 3: Cross multiply
    140,480,799,266.44x = 193,858,487,030.44 × 79,511,857,460.65
  4. Step 4: Simplify right side
    140,480,799,266.44x = 15,414,048,388,300,643,762,176
  5. Step 5: Solve for x
    x = 15,414,048,388,300,643,762,176/140,480,799,266.44
  6. Step 6: Final answer
    x = 109,723,524,273.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.