Home / 463,188,040.29-639,210,601.92-251,503,792.26

Finding the Fourth Proportional to 463,188,040.29, 639,210,601.92 and 251,503,792.26

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Solution

The fourth proportional to 463,188,040.29, 639,210,601.92 and 251,503,792.26 is: 347,081,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,188,040.29 : 639,210,601.92 = 251,503,792.26 : x
  2. Step 2: Convert to fraction form
    463,188,040.29/639,210,601.92 = 251,503,792.26/x
  3. Step 3: Cross multiply
    463,188,040.29x = 639,210,601.92 × 251,503,792.26
  4. Step 4: Simplify right side
    463,188,040.29x = 160,763,890,435,677,216
  5. Step 5: Solve for x
    x = 160,763,890,435,677,216/463,188,040.29
  6. Step 6: Final answer
    x = 347,081,263.88

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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.