Home / 256,244,591.53-384,980,076.98-164,308,453.27

Finding the Fourth Proportional to 256,244,591.53, 384,980,076.98 and 164,308,453.27

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Solution

The fourth proportional to 256,244,591.53, 384,980,076.98 and 164,308,453.27 is: 246,855,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,244,591.53 : 384,980,076.98 = 164,308,453.27 : x
  2. Step 2: Convert to fraction form
    256,244,591.53/384,980,076.98 = 164,308,453.27/x
  3. Step 3: Cross multiply
    256,244,591.53x = 384,980,076.98 × 164,308,453.27
  4. Step 4: Simplify right side
    256,244,591.53x = 63,255,480,988,349,336
  5. Step 5: Solve for x
    x = 63,255,480,988,349,336/256,244,591.53
  6. Step 6: Final answer
    x = 246,855,867.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.