Home / 463,449,331.10-639,560,335.22-254,618,925.84

Finding the Fourth Proportional to 463,449,331.10, 639,560,335.22 and 254,618,925.84

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Solution

The fourth proportional to 463,449,331.10, 639,560,335.22 and 254,618,925.84 is: 351,374,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,449,331.10 : 639,560,335.22 = 254,618,925.84 : x
  2. Step 2: Convert to fraction form
    463,449,331.10/639,560,335.22 = 254,618,925.84/x
  3. Step 3: Cross multiply
    463,449,331.10x = 639,560,335.22 × 254,618,925.84
  4. Step 4: Simplify right side
    463,449,331.10x = 162,844,165,562,313,632
  5. Step 5: Solve for x
    x = 162,844,165,562,313,632/463,449,331.10
  6. Step 6: Final answer
    x = 351,374,259.57

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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.