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Finding the Third Proportional to 40,349,106 and 87,556,932

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Solution

The third proportional to 40,349,106 and 87,556,932 is: 189,997,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,349,106 : 87,556,932 = 87,556,932 : x
  2. Step 2: Convert to fraction form
    40,349,106/87,556,932 = 87,556,932/x
  3. Step 3: Cross multiply
    40,349,106x = 87,556,932 × 87,556,932
  4. Step 4: Simplify right side
    40,349,106x = 7,666,216,341,252,624
  5. Step 5: Solve for x
    x = 7,666,216,341,252,624/40,349,106
  6. Step 6: Final answer
    x = 189,997,179.65

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.