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Finding the Third Proportional to 88,432,378 and 190,301,684

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Solution

The third proportional to 88,432,378 and 190,301,684 is: 409,518,908.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432,378 : 190,301,684 = 190,301,684 : x
  2. Step 2: Convert to fraction form
    88,432,378/190,301,684 = 190,301,684/x
  3. Step 3: Cross multiply
    88,432,378x = 190,301,684 × 190,301,684
  4. Step 4: Simplify right side
    88,432,378x = 36,214,730,933,235,856
  5. Step 5: Solve for x
    x = 36,214,730,933,235,856/88,432,378
  6. Step 6: Final answer
    x = 409,518,908.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.