Home / 469,757,324.40-704,635,986.60-394,930,431.60

Finding the Fourth Proportional to 469,757,324.40, 704,635,986.60 and 394,930,431.60

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Solution

The fourth proportional to 469,757,324.40, 704,635,986.60 and 394,930,431.60 is: 592,395,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,757,324.40 : 704,635,986.60 = 394,930,431.60 : x
  2. Step 2: Convert to fraction form
    469,757,324.40/704,635,986.60 = 394,930,431.60/x
  3. Step 3: Cross multiply
    469,757,324.40x = 704,635,986.60 × 394,930,431.60
  4. Step 4: Simplify right side
    469,757,324.40x = 278,282,194,308,829,856
  5. Step 5: Solve for x
    x = 278,282,194,308,829,856/469,757,324.40
  6. Step 6: Final answer
    x = 592,395,647.40

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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.