Home / 323,431,861.74-446,367,480.56-191,315,421.55

Finding the Fourth Proportional to 323,431,861.74, 446,367,480.56 and 191,315,421.55

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Solution

The fourth proportional to 323,431,861.74, 446,367,480.56 and 191,315,421.55 is: 264,033,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,431,861.74 : 446,367,480.56 = 191,315,421.55 : x
  2. Step 2: Convert to fraction form
    323,431,861.74/446,367,480.56 = 191,315,421.55/x
  3. Step 3: Cross multiply
    323,431,861.74x = 446,367,480.56 × 191,315,421.55
  4. Step 4: Simplify right side
    323,431,861.74x = 85,396,982,708,192,768
  5. Step 5: Solve for x
    x = 85,396,982,708,192,768/323,431,861.74
  6. Step 6: Final answer
    x = 264,033,921.23

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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.