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Finding the Third Proportional to 72,300,030 and 110,144,163

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Solution

The third proportional to 72,300,030 and 110,144,163 is: 167,797,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,300,030 : 110,144,163 = 110,144,163 : x
  2. Step 2: Convert to fraction form
    72,300,030/110,144,163 = 110,144,163/x
  3. Step 3: Cross multiply
    72,300,030x = 110,144,163 × 110,144,163
  4. Step 4: Simplify right side
    72,300,030x = 12,131,736,642,970,568
  5. Step 5: Solve for x
    x = 12,131,736,642,970,568/72,300,030
  6. Step 6: Final answer
    x = 167,797,117.69

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.