Home / 422,821,000.40-634,231,500.60-422,821,000.40

Finding the Fourth Proportional to 422,821,000.40, 634,231,500.60 and 422,821,000.40

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Solution

The fourth proportional to 422,821,000.40, 634,231,500.60 and 422,821,000.40 is: 634,231,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,821,000.40 : 634,231,500.60 = 422,821,000.40 : x
  2. Step 2: Convert to fraction form
    422,821,000.40/634,231,500.60 = 422,821,000.40/x
  3. Step 3: Cross multiply
    422,821,000.40x = 634,231,500.60 × 422,821,000.40
  4. Step 4: Simplify right side
    422,821,000.40x = 268,166,397,568,885,184
  5. Step 5: Solve for x
    x = 268,166,397,568,885,184/422,821,000.40
  6. Step 6: Final answer
    x = 634,231,500.60

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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.