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Finding the Third Proportional to 86,226,228 and 130,234,563

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Solution

The third proportional to 86,226,228 and 130,234,563 is: 196,703,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,226,228 : 130,234,563 = 130,234,563 : x
  2. Step 2: Convert to fraction form
    86,226,228/130,234,563 = 130,234,563/x
  3. Step 3: Cross multiply
    86,226,228x = 130,234,563 × 130,234,563
  4. Step 4: Simplify right side
    86,226,228x = 16,961,041,399,800,968
  5. Step 5: Solve for x
    x = 16,961,041,399,800,968/86,226,228
  6. Step 6: Final answer
    x = 196,703,970.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.