Home / 755,856,013.60-1,133,613,871.80-271,181,821.60

Finding the Fourth Proportional to 755,856,013.60, 1,133,613,871.80 and 271,181,821.60

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Solution

The fourth proportional to 755,856,013.60, 1,133,613,871.80 and 271,181,821.60 is: 406,711,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,856,013.60 : 1,133,613,871.80 = 271,181,821.60 : x
  2. Step 2: Convert to fraction form
    755,856,013.60/1,133,613,871.80 = 271,181,821.60/x
  3. Step 3: Cross multiply
    755,856,013.60x = 1,133,613,871.80 × 271,181,821.60
  4. Step 4: Simplify right side
    755,856,013.60x = 307,415,474,745,752,896
  5. Step 5: Solve for x
    x = 307,415,474,745,752,896/755,856,013.60
  6. Step 6: Final answer
    x = 406,711,687.43

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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.