Home / 262,476,387.24-393,344,934.06-200,826,869.32

Finding the Fourth Proportional to 262,476,387.24, 393,344,934.06 and 200,826,869.32

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Solution

The fourth proportional to 262,476,387.24, 393,344,934.06 and 200,826,869.32 is: 300,957,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,476,387.24 : 393,344,934.06 = 200,826,869.32 : x
  2. Step 2: Convert to fraction form
    262,476,387.24/393,344,934.06 = 200,826,869.32/x
  3. Step 3: Cross multiply
    262,476,387.24x = 393,344,934.06 × 200,826,869.32
  4. Step 4: Simplify right side
    262,476,387.24x = 78,994,231,670,151,632
  5. Step 5: Solve for x
    x = 78,994,231,670,151,632/262,476,387.24
  6. Step 6: Final answer
    x = 300,957,478.50

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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.