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Finding the Fourth Proportional to 65,001,570, 89,702,179.56 and 36,028,194

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Solution

The fourth proportional to 65,001,570, 89,702,179.56 and 36,028,194 is: 49,718,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,001,570 : 89,702,179.56 = 36,028,194 : x
  2. Step 2: Convert to fraction form
    65,001,570/89,702,179.56 = 36,028,194/x
  3. Step 3: Cross multiply
    65,001,570x = 89,702,179.56 × 36,028,194
  4. Step 4: Simplify right side
    65,001,570x = 3,231,807,527,410,514.50
  5. Step 5: Solve for x
    x = 3,231,807,527,410,514.50/65,001,570
  6. Step 6: Final answer
    x = 49,718,914.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.