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Finding the Third Proportional to 64,073,070 and 132,688,380

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Solution

The third proportional to 64,073,070 and 132,688,380 is: 274,783,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073,070 : 132,688,380 = 132,688,380 : x
  2. Step 2: Convert to fraction form
    64,073,070/132,688,380 = 132,688,380/x
  3. Step 3: Cross multiply
    64,073,070x = 132,688,380 × 132,688,380
  4. Step 4: Simplify right side
    64,073,070x = 17,606,206,187,024,400
  5. Step 5: Solve for x
    x = 17,606,206,187,024,400/64,073,070
  6. Step 6: Final answer
    x = 274,783,246.49

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.