Home / 136,870,337.25-212,068,165.50

Finding the Third Proportional to 136,870,337.25 and 212,068,165.50

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Solution

The third proportional to 136,870,337.25 and 212,068,165.50 is: 328,580,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,870,337.25 : 212,068,165.50 = 212,068,165.50 : x
  2. Step 2: Convert to fraction form
    136,870,337.25/212,068,165.50 = 212,068,165.50/x
  3. Step 3: Cross multiply
    136,870,337.25x = 212,068,165.50 × 212,068,165.50
  4. Step 4: Simplify right side
    136,870,337.25x = 44,972,906,818,535,392
  5. Step 5: Solve for x
    x = 44,972,906,818,535,392/136,870,337.25
  6. Step 6: Final answer
    x = 328,580,375.57

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.