Home / 67,257,771.75-139,883,397.75

Finding the Third Proportional to 67,257,771.75 and 139,883,397.75

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Solution

The third proportional to 67,257,771.75 and 139,883,397.75 is: 290,930,913.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,257,771.75 : 139,883,397.75 = 139,883,397.75 : x
  2. Step 2: Convert to fraction form
    67,257,771.75/139,883,397.75 = 139,883,397.75/x
  3. Step 3: Cross multiply
    67,257,771.75x = 139,883,397.75 × 139,883,397.75
  4. Step 4: Simplify right side
    67,257,771.75x = 19,567,364,966,084,704
  5. Step 5: Solve for x
    x = 19,567,364,966,084,704/67,257,771.75
  6. Step 6: Final answer
    x = 290,930,913.36

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.