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Finding the Third Proportional to 39,373,062 and 61,640,139

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Solution

The third proportional to 39,373,062 and 61,640,139 is: 96,500,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,373,062 : 61,640,139 = 61,640,139 : x
  2. Step 2: Convert to fraction form
    39,373,062/61,640,139 = 61,640,139/x
  3. Step 3: Cross multiply
    39,373,062x = 61,640,139 × 61,640,139
  4. Step 4: Simplify right side
    39,373,062x = 3,799,506,735,939,321
  5. Step 5: Solve for x
    x = 3,799,506,735,939,321/39,373,062
  6. Step 6: Final answer
    x = 96,500,158.81

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.