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Finding the Third Proportional to 66,761,836.50 and 140,697,033

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Solution

The third proportional to 66,761,836.50 and 140,697,033 is: 296,511,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,761,836.50 : 140,697,033 = 140,697,033 : x
  2. Step 2: Convert to fraction form
    66,761,836.50/140,697,033 = 140,697,033/x
  3. Step 3: Cross multiply
    66,761,836.50x = 140,697,033 × 140,697,033
  4. Step 4: Simplify right side
    66,761,836.50x = 19,795,655,095,003,088
  5. Step 5: Solve for x
    x = 19,795,655,095,003,088/66,761,836.50
  6. Step 6: Final answer
    x = 296,511,542.11

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.