Home / 843,903,481.80-1,266,286,871.82-401,745,750.60

Finding the Fourth Proportional to 843,903,481.80, 1,266,286,871.82 and 401,745,750.60

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Solution

The fourth proportional to 843,903,481.80, 1,266,286,871.82 and 401,745,750.60 is: 602,824,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,903,481.80 : 1,266,286,871.82 = 401,745,750.60 : x
  2. Step 2: Convert to fraction form
    843,903,481.80/1,266,286,871.82 = 401,745,750.60/x
  3. Step 3: Cross multiply
    843,903,481.80x = 1,266,286,871.82 × 401,745,750.60
  4. Step 4: Simplify right side
    843,903,481.80x = 508,725,369,794,251,904
  5. Step 5: Solve for x
    x = 508,725,369,794,251,904/843,903,481.80
  6. Step 6: Final answer
    x = 602,824,115.28

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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.