Home / 147,230,336.25-318,997,631.25

Finding the Third Proportional to 147,230,336.25 and 318,997,631.25

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Solution

The third proportional to 147,230,336.25 and 318,997,631.25 is: 691,158,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,230,336.25 : 318,997,631.25 = 318,997,631.25 : x
  2. Step 2: Convert to fraction form
    147,230,336.25/318,997,631.25 = 318,997,631.25/x
  3. Step 3: Cross multiply
    147,230,336.25x = 318,997,631.25 × 318,997,631.25
  4. Step 4: Simplify right side
    147,230,336.25x = 101,759,488,743,110,976
  5. Step 5: Solve for x
    x = 101,759,488,743,110,976/147,230,336.25
  6. Step 6: Final answer
    x = 691,158,434.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.