Home / 262,476,393.50-393,344,943.44-200,826,875.58

Finding the Fourth Proportional to 262,476,393.50, 393,344,943.44 and 200,826,875.58

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Solution

The fourth proportional to 262,476,393.50, 393,344,943.44 and 200,826,875.58 is: 300,957,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,476,393.50 : 393,344,943.44 = 200,826,875.58 : x
  2. Step 2: Convert to fraction form
    262,476,393.50/393,344,943.44 = 200,826,875.58/x
  3. Step 3: Cross multiply
    262,476,393.50x = 393,344,943.44 × 200,826,875.58
  4. Step 4: Simplify right side
    262,476,393.50x = 78,994,236,016,247,024
  5. Step 5: Solve for x
    x = 78,994,236,016,247,024/262,476,393.50
  6. Step 6: Final answer
    x = 300,957,487.88

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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.