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Finding the Third Proportional to 90,885,810 and 143,937,555

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Solution

The third proportional to 90,885,810 and 143,937,555 is: 227,956,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,885,810 : 143,937,555 = 143,937,555 : x
  2. Step 2: Convert to fraction form
    90,885,810/143,937,555 = 143,937,555/x
  3. Step 3: Cross multiply
    90,885,810x = 143,937,555 × 143,937,555
  4. Step 4: Simplify right side
    90,885,810x = 20,718,019,739,378,024
  5. Step 5: Solve for x
    x = 20,718,019,739,378,024/90,885,810
  6. Step 6: Final answer
    x = 227,956,594.54

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.