Home / 443,839,960.08-611,997,913.80-331,972,292.97

Finding the Fourth Proportional to 443,839,960.08, 611,997,913.80 and 331,972,292.97

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Solution

The fourth proportional to 443,839,960.08, 611,997,913.80 and 331,972,292.97 is: 457,746,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,839,960.08 : 611,997,913.80 = 331,972,292.97 : x
  2. Step 2: Convert to fraction form
    443,839,960.08/611,997,913.80 = 331,972,292.97/x
  3. Step 3: Cross multiply
    443,839,960.08x = 611,997,913.80 × 331,972,292.97
  4. Step 4: Simplify right side
    443,839,960.08x = 203,166,350,737,042,400
  5. Step 5: Solve for x
    x = 203,166,350,737,042,400/443,839,960.08
  6. Step 6: Final answer
    x = 457,746,866.01

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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.