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Finding the Third Proportional to 30,025,011.66 and 65,556,342.56

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Solution

The third proportional to 30,025,011.66 and 65,556,342.56 is: 143,135,133.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025,011.66 : 65,556,342.56 = 65,556,342.56 : x
  2. Step 2: Convert to fraction form
    30,025,011.66/65,556,342.56 = 65,556,342.56/x
  3. Step 3: Cross multiply
    30,025,011.66x = 65,556,342.56 × 65,556,342.56
  4. Step 4: Simplify right side
    30,025,011.66x = 4,297,634,050,171,849
  5. Step 5: Solve for x
    x = 4,297,634,050,171,849/30,025,011.66
  6. Step 6: Final answer
    x = 143,135,133.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.