Home / 541,004,835-746,586,672.30-309,222,803.64

Finding the Fourth Proportional to 541,004,835, 746,586,672.30 and 309,222,803.64

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Solution

The fourth proportional to 541,004,835, 746,586,672.30 and 309,222,803.64 is: 426,727,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,004,835 : 746,586,672.30 = 309,222,803.64 : x
  2. Step 2: Convert to fraction form
    541,004,835/746,586,672.30 = 309,222,803.64/x
  3. Step 3: Cross multiply
    541,004,835x = 746,586,672.30 × 309,222,803.64
  4. Step 4: Simplify right side
    541,004,835x = 230,861,623,968,863,904
  5. Step 5: Solve for x
    x = 230,861,623,968,863,904/541,004,835
  6. Step 6: Final answer
    x = 426,727,469.02

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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.