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Finding the Third Proportional to 72,261,708 and 103,011,732

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Solution

The third proportional to 72,261,708 and 103,011,732 is: 146,847,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,261,708 : 103,011,732 = 103,011,732 : x
  2. Step 2: Convert to fraction form
    72,261,708/103,011,732 = 103,011,732/x
  3. Step 3: Cross multiply
    72,261,708x = 103,011,732 × 103,011,732
  4. Step 4: Simplify right side
    72,261,708x = 10,611,416,929,639,824
  5. Step 5: Solve for x
    x = 10,611,416,929,639,824/72,261,708
  6. Step 6: Final answer
    x = 146,847,026.22

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.