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Finding the Fourth Proportional to 1,760,237,999.10, 2,640,356,998.65 and 1,760,237,999.10

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Solution

The fourth proportional to 1,760,237,999.10, 2,640,356,998.65 and 1,760,237,999.10 is: 2,640,356,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,237,999.10 : 2,640,356,998.65 = 1,760,237,999.10 : x
  2. Step 2: Convert to fraction form
    1,760,237,999.10/2,640,356,998.65 = 1,760,237,999.10/x
  3. Step 3: Cross multiply
    1,760,237,999.10x = 2,640,356,998.65 × 1,760,237,999.10
  4. Step 4: Simplify right side
    1,760,237,999.10x = 4,647,656,720,213,357,568
  5. Step 5: Solve for x
    x = 4,647,656,720,213,357,568/1,760,237,999.10
  6. Step 6: Final answer
    x = 2,640,356,998.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.