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Finding the Third Proportional to 30,591,216 and 66,577,248

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Solution

The third proportional to 30,591,216 and 66,577,248 is: 144,895,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,591,216 : 66,577,248 = 66,577,248 : x
  2. Step 2: Convert to fraction form
    30,591,216/66,577,248 = 66,577,248/x
  3. Step 3: Cross multiply
    30,591,216x = 66,577,248 × 66,577,248
  4. Step 4: Simplify right side
    30,591,216x = 4,432,529,951,253,504
  5. Step 5: Solve for x
    x = 4,432,529,951,253,504/30,591,216
  6. Step 6: Final answer
    x = 144,895,513.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.