Home / 533,834,395.70-736,721,822.75-298,883,000.79

Finding the Fourth Proportional to 533,834,395.70, 736,721,822.75 and 298,883,000.79

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Solution

The fourth proportional to 533,834,395.70, 736,721,822.75 and 298,883,000.79 is: 412,475,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,834,395.70 : 736,721,822.75 = 298,883,000.79 : x
  2. Step 2: Convert to fraction form
    533,834,395.70/736,721,822.75 = 298,883,000.79/x
  3. Step 3: Cross multiply
    533,834,395.70x = 736,721,822.75 × 298,883,000.79
  4. Step 4: Simplify right side
    533,834,395.70x = 220,193,629,129,504,096
  5. Step 5: Solve for x
    x = 220,193,629,129,504,096/533,834,395.70
  6. Step 6: Final answer
    x = 412,475,537.18

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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.