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Finding the Third Proportional to 885,709,569.25 and 1,902,861,289.75

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Solution

The third proportional to 885,709,569.25 and 1,902,861,289.75 is: 4,088,113,320.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,709,569.25 : 1,902,861,289.75 = 1,902,861,289.75 : x
  2. Step 2: Convert to fraction form
    885,709,569.25/1,902,861,289.75 = 1,902,861,289.75/x
  3. Step 3: Cross multiply
    885,709,569.25x = 1,902,861,289.75 × 1,902,861,289.75
  4. Step 4: Simplify right side
    885,709,569.25x = 3,620,881,088,029,033,472
  5. Step 5: Solve for x
    x = 3,620,881,088,029,033,472/885,709,569.25
  6. Step 6: Final answer
    x = 4,088,113,320.37

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Why These Related Problems?

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