Home / 303,857,266.94-419,194,625.61-203,418,062.23

Finding the Fourth Proportional to 303,857,266.94, 419,194,625.61 and 203,418,062.23

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Solution

The fourth proportional to 303,857,266.94, 419,194,625.61 and 203,418,062.23 is: 280,630,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,857,266.94 : 419,194,625.61 = 203,418,062.23 : x
  2. Step 2: Convert to fraction form
    303,857,266.94/419,194,625.61 = 203,418,062.23/x
  3. Step 3: Cross multiply
    303,857,266.94x = 419,194,625.61 × 203,418,062.23
  4. Step 4: Simplify right side
    303,857,266.94x = 85,271,758,438,816,528
  5. Step 5: Solve for x
    x = 85,271,758,438,816,528/303,857,266.94
  6. Step 6: Final answer
    x = 280,630,966.30

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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.