Home / 541,942,369.92-747,826,505.28-306,946,120.32

Finding the Fourth Proportional to 541,942,369.92, 747,826,505.28 and 306,946,120.32

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Solution

The fourth proportional to 541,942,369.92, 747,826,505.28 and 306,946,120.32 is: 423,555,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,942,369.92 : 747,826,505.28 = 306,946,120.32 : x
  2. Step 2: Convert to fraction form
    541,942,369.92/747,826,505.28 = 306,946,120.32/x
  3. Step 3: Cross multiply
    541,942,369.92x = 747,826,505.28 × 306,946,120.32
  4. Step 4: Simplify right side
    541,942,369.92x = 229,542,444,468,159,968
  5. Step 5: Solve for x
    x = 229,542,444,468,159,968/541,942,369.92
  6. Step 6: Final answer
    x = 423,555,081.15

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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.