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Finding the Third Proportional to 73,950,640 and 115,402,791

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Solution

The third proportional to 73,950,640 and 115,402,791 is: 180,090,451.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,950,640 : 115,402,791 = 115,402,791 : x
  2. Step 2: Convert to fraction form
    73,950,640/115,402,791 = 115,402,791/x
  3. Step 3: Cross multiply
    73,950,640x = 115,402,791 × 115,402,791
  4. Step 4: Simplify right side
    73,950,640x = 13,317,804,170,589,680
  5. Step 5: Solve for x
    x = 13,317,804,170,589,680/73,950,640
  6. Step 6: Final answer
    x = 180,090,451.83

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.