Home / 425,653,485.68-587,401,550.43-230,083,197.68

Finding the Fourth Proportional to 425,653,485.68, 587,401,550.43 and 230,083,197.68

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Solution

The fourth proportional to 425,653,485.68, 587,401,550.43 and 230,083,197.68 is: 317,514,672.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,653,485.68 : 587,401,550.43 = 230,083,197.68 : x
  2. Step 2: Convert to fraction form
    425,653,485.68/587,401,550.43 = 230,083,197.68/x
  3. Step 3: Cross multiply
    425,653,485.68x = 587,401,550.43 × 230,083,197.68
  4. Step 4: Simplify right side
    425,653,485.68x = 135,151,227,045,729,872
  5. Step 5: Solve for x
    x = 135,151,227,045,729,872/425,653,485.68
  6. Step 6: Final answer
    x = 317,514,672.36

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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.