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Finding the Third Proportional to 68,515,355.25 and 100,880,548.88

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Solution

The third proportional to 68,515,355.25 and 100,880,548.88 is: 148,534,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,515,355.25 : 100,880,548.88 = 100,880,548.88 : x
  2. Step 2: Convert to fraction form
    68,515,355.25/100,880,548.88 = 100,880,548.88/x
  3. Step 3: Cross multiply
    68,515,355.25x = 100,880,548.88 × 100,880,548.88
  4. Step 4: Simplify right side
    68,515,355.25x = 10,176,885,141,321,264
  5. Step 5: Solve for x
    x = 10,176,885,141,321,264/68,515,355.25
  6. Step 6: Final answer
    x = 148,534,370.20

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.