Home / 419,230,568.40-578,514,575.92-231,058,292.04

Finding the Fourth Proportional to 419,230,568.40, 578,514,575.92 and 231,058,292.04

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Solution

The fourth proportional to 419,230,568.40, 578,514,575.92 and 231,058,292.04 is: 318,847,431.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,230,568.40 : 578,514,575.92 = 231,058,292.04 : x
  2. Step 2: Convert to fraction form
    419,230,568.40/578,514,575.92 = 231,058,292.04/x
  3. Step 3: Cross multiply
    419,230,568.40x = 578,514,575.92 × 231,058,292.04
  4. Step 4: Simplify right side
    419,230,568.40x = 133,670,589,832,320,096
  5. Step 5: Solve for x
    x = 133,670,589,832,320,096/419,230,568.40
  6. Step 6: Final answer
    x = 318,847,431.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.