Home / 463,672,277.64-639,882,142.74-254,824,625.16

Finding the Fourth Proportional to 463,672,277.64, 639,882,142.74 and 254,824,625.16

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Solution

The fourth proportional to 463,672,277.64, 639,882,142.74 and 254,824,625.16 is: 351,665,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,672,277.64 : 639,882,142.74 = 254,824,625.16 : x
  2. Step 2: Convert to fraction form
    463,672,277.64/639,882,142.74 = 254,824,625.16/x
  3. Step 3: Cross multiply
    463,672,277.64x = 639,882,142.74 × 254,824,625.16
  4. Step 4: Simplify right side
    463,672,277.64x = 163,057,727,170,298,112
  5. Step 5: Solve for x
    x = 163,057,727,170,298,112/463,672,277.64
  6. Step 6: Final answer
    x = 351,665,896.44

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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.