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Finding the Third Proportional to 45,117,443 and 66,856,827

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Solution

The third proportional to 45,117,443 and 66,856,827 is: 99,071,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,117,443 : 66,856,827 = 66,856,827 : x
  2. Step 2: Convert to fraction form
    45,117,443/66,856,827 = 66,856,827/x
  3. Step 3: Cross multiply
    45,117,443x = 66,856,827 × 66,856,827
  4. Step 4: Simplify right side
    45,117,443x = 4,469,835,316,507,929
  5. Step 5: Solve for x
    x = 4,469,835,316,507,929/45,117,443
  6. Step 6: Final answer
    x = 99,071,113.50

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.