Home / 463,672,286.64-639,882,155.16-254,824,634.16

Finding the Fourth Proportional to 463,672,286.64, 639,882,155.16 and 254,824,634.16

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Solution

The fourth proportional to 463,672,286.64, 639,882,155.16 and 254,824,634.16 is: 351,665,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,672,286.64 : 639,882,155.16 = 254,824,634.16 : x
  2. Step 2: Convert to fraction form
    463,672,286.64/639,882,155.16 = 254,824,634.16/x
  3. Step 3: Cross multiply
    463,672,286.64x = 639,882,155.16 × 254,824,634.16
  4. Step 4: Simplify right side
    463,672,286.64x = 163,057,736,094,159,360
  5. Step 5: Solve for x
    x = 163,057,736,094,159,360/463,672,286.64
  6. Step 6: Final answer
    x = 351,665,908.86

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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.