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Finding the Third Proportional to 215,432,928 and 341,185,166

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Solution

The third proportional to 215,432,928 and 341,185,166 is: 540,341,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,432,928 : 341,185,166 = 341,185,166 : x
  2. Step 2: Convert to fraction form
    215,432,928/341,185,166 = 341,185,166/x
  3. Step 3: Cross multiply
    215,432,928x = 341,185,166 × 341,185,166
  4. Step 4: Simplify right side
    215,432,928x = 116,407,317,498,447,552
  5. Step 5: Solve for x
    x = 116,407,317,498,447,552/215,432,928
  6. Step 6: Final answer
    x = 540,341,342.33

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.