Home / 1,040,691,612-1,561,129,175.38-293,714,038.28

Finding the Fourth Proportional to 1,040,691,612, 1,561,129,175.38 and 293,714,038.28

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Solution

The fourth proportional to 1,040,691,612, 1,561,129,175.38 and 293,714,038.28 is: 440,596,954.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,691,612 : 1,561,129,175.38 = 293,714,038.28 : x
  2. Step 2: Convert to fraction form
    1,040,691,612/1,561,129,175.38 = 293,714,038.28/x
  3. Step 3: Cross multiply
    1,040,691,612x = 1,561,129,175.38 × 293,714,038.28
  4. Step 4: Simplify right side
    1,040,691,612x = 458,525,554,377,586,112
  5. Step 5: Solve for x
    x = 458,525,554,377,586,112/1,040,691,612
  6. Step 6: Final answer
    x = 440,596,954.07

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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.