Home / 45,442,891.69-71,968,758.19

Finding the Third Proportional to 45,442,891.69 and 71,968,758.19

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Solution

The third proportional to 45,442,891.69 and 71,968,758.19 is: 113,978,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442,891.69 : 71,968,758.19 = 71,968,758.19 : x
  2. Step 2: Convert to fraction form
    45,442,891.69/71,968,758.19 = 71,968,758.19/x
  3. Step 3: Cross multiply
    45,442,891.69x = 71,968,758.19 × 71,968,758.19
  4. Step 4: Simplify right side
    45,442,891.69x = 5,179,502,155,050,848
  5. Step 5: Solve for x
    x = 5,179,502,155,050,848/45,442,891.69
  6. Step 6: Final answer
    x = 113,978,269.49

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.