Home / 397,002,968.93-547,483,880.44-262,828,490.69

Finding the Fourth Proportional to 397,002,968.93, 547,483,880.44 and 262,828,490.69

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Solution

The fourth proportional to 397,002,968.93, 547,483,880.44 and 262,828,490.69 is: 362,451,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,002,968.93 : 547,483,880.44 = 262,828,490.69 : x
  2. Step 2: Convert to fraction form
    397,002,968.93/547,483,880.44 = 262,828,490.69/x
  3. Step 3: Cross multiply
    397,002,968.93x = 547,483,880.44 × 262,828,490.69
  4. Step 4: Simplify right side
    397,002,968.93x = 143,894,361,973,149,632
  5. Step 5: Solve for x
    x = 143,894,361,973,149,632/397,002,968.93
  6. Step 6: Final answer
    x = 362,451,601.71

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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.