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Finding the Third Proportional to 40,041,220 and 87,422,010.50

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Solution

The third proportional to 40,041,220 and 87,422,010.50 is: 190,868,508.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041,220 : 87,422,010.50 = 87,422,010.50 : x
  2. Step 2: Convert to fraction form
    40,041,220/87,422,010.50 = 87,422,010.50/x
  3. Step 3: Cross multiply
    40,041,220x = 87,422,010.50 × 87,422,010.50
  4. Step 4: Simplify right side
    40,041,220x = 7,642,607,919,862,110
  5. Step 5: Solve for x
    x = 7,642,607,919,862,110/40,041,220
  6. Step 6: Final answer
    x = 190,868,508.00

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.