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Finding the Third Proportional to 86,592,442.50 and 186,720,039

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Solution

The third proportional to 86,592,442.50 and 186,720,039 is: 402,626,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,592,442.50 : 186,720,039 = 186,720,039 : x
  2. Step 2: Convert to fraction form
    86,592,442.50/186,720,039 = 186,720,039/x
  3. Step 3: Cross multiply
    86,592,442.50x = 186,720,039 × 186,720,039
  4. Step 4: Simplify right side
    86,592,442.50x = 34,864,372,964,161,520
  5. Step 5: Solve for x
    x = 34,864,372,964,161,520/86,592,442.50
  6. Step 6: Final answer
    x = 402,626,048.62

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.