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Finding the Third Proportional to 885,709,568.74 and 1,902,861,288.63

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Solution

The third proportional to 885,709,568.74 and 1,902,861,288.63 is: 4,088,113,317.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,709,568.74 : 1,902,861,288.63 = 1,902,861,288.63 : x
  2. Step 2: Convert to fraction form
    885,709,568.74/1,902,861,288.63 = 1,902,861,288.63/x
  3. Step 3: Cross multiply
    885,709,568.74x = 1,902,861,288.63 × 1,902,861,288.63
  4. Step 4: Simplify right side
    885,709,568.74x = 3,620,881,083,777,280,512
  5. Step 5: Solve for x
    x = 3,620,881,083,777,280,512/885,709,568.74
  6. Step 6: Final answer
    x = 4,088,113,317.91

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.