Home / 463,449,334.10-639,560,339.37-254,618,928.86

Finding the Fourth Proportional to 463,449,334.10, 639,560,339.37 and 254,618,928.86

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Solution

The fourth proportional to 463,449,334.10, 639,560,339.37 and 254,618,928.86 is: 351,374,263.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,449,334.10 : 639,560,339.37 = 254,618,928.86 : x
  2. Step 2: Convert to fraction form
    463,449,334.10/639,560,339.37 = 254,618,928.86/x
  3. Step 3: Cross multiply
    463,449,334.10x = 639,560,339.37 × 254,618,928.86
  4. Step 4: Simplify right side
    463,449,334.10x = 162,844,168,548,529,664
  5. Step 5: Solve for x
    x = 162,844,168,548,529,664/463,449,334.10
  6. Step 6: Final answer
    x = 351,374,263.74

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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.