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Finding the Third Proportional to 100,695,787.50 and 216,885,785

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Solution

The third proportional to 100,695,787.50 and 216,885,785 is: 467,144,107.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,695,787.50 : 216,885,785 = 216,885,785 : x
  2. Step 2: Convert to fraction form
    100,695,787.50/216,885,785 = 216,885,785/x
  3. Step 3: Cross multiply
    100,695,787.50x = 216,885,785 × 216,885,785
  4. Step 4: Simplify right side
    100,695,787.50x = 47,039,443,735,066,224
  5. Step 5: Solve for x
    x = 47,039,443,735,066,224/100,695,787.50
  6. Step 6: Final answer
    x = 467,144,107.05

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.