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Finding the Third Proportional to 45,442,887 and 71,968,751.25

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Solution

The third proportional to 45,442,887 and 71,968,751.25 is: 113,978,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442,887 : 71,968,751.25 = 71,968,751.25 : x
  2. Step 2: Convert to fraction form
    45,442,887/71,968,751.25 = 71,968,751.25/x
  3. Step 3: Cross multiply
    45,442,887x = 71,968,751.25 × 71,968,751.25
  4. Step 4: Simplify right side
    45,442,887x = 5,179,501,156,484,377
  5. Step 5: Solve for x
    x = 5,179,501,156,484,377/45,442,887
  6. Step 6: Final answer
    x = 113,978,259.27

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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.