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Finding the Fourth Proportional to 544,186,732.68, 816,751,771.74 and 285,584,655.24

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Solution

The fourth proportional to 544,186,732.68, 816,751,771.74 and 285,584,655.24 is: 428,624,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,186,732.68 : 816,751,771.74 = 285,584,655.24 : x
  2. Step 2: Convert to fraction form
    544,186,732.68/816,751,771.74 = 285,584,655.24/x
  3. Step 3: Cross multiply
    544,186,732.68x = 816,751,771.74 × 285,584,655.24
  4. Step 4: Simplify right side
    544,186,732.68x = 233,251,773,149,027,072
  5. Step 5: Solve for x
    x = 233,251,773,149,027,072/544,186,732.68
  6. Step 6: Final answer
    x = 428,624,512.77

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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.