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Finding the Third Proportional to 75,886,391 and 113,621,578

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Solution

The third proportional to 75,886,391 and 113,621,578 is: 170,120,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,886,391 : 113,621,578 = 113,621,578 : x
  2. Step 2: Convert to fraction form
    75,886,391/113,621,578 = 113,621,578/x
  3. Step 3: Cross multiply
    75,886,391x = 113,621,578 × 113,621,578
  4. Step 4: Simplify right side
    75,886,391x = 12,909,862,987,210,084
  5. Step 5: Solve for x
    x = 12,909,862,987,210,084/75,886,391
  6. Step 6: Final answer
    x = 170,120,924.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.