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Finding the Fourth Proportional to 695,481,030.60, 1,040,954,064.30 and 695,481,030.60

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Solution

The fourth proportional to 695,481,030.60, 1,040,954,064.30 and 695,481,030.60 is: 1,040,954,064.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,481,030.60 : 1,040,954,064.30 = 695,481,030.60 : x
  2. Step 2: Convert to fraction form
    695,481,030.60/1,040,954,064.30 = 695,481,030.60/x
  3. Step 3: Cross multiply
    695,481,030.60x = 1,040,954,064.30 × 695,481,030.60
  4. Step 4: Simplify right side
    695,481,030.60x = 723,963,805,446,622,720
  5. Step 5: Solve for x
    x = 723,963,805,446,622,720/695,481,030.60
  6. Step 6: Final answer
    x = 1,040,954,064.30

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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.