Home / 784,894,601.05-1,082,814,229.64-467,176,683.42

Finding the Fourth Proportional to 784,894,601.05, 1,082,814,229.64 and 467,176,683.42

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Solution

The fourth proportional to 784,894,601.05, 1,082,814,229.64 and 467,176,683.42 is: 644,501,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,894,601.05 : 1,082,814,229.64 = 467,176,683.42 : x
  2. Step 2: Convert to fraction form
    784,894,601.05/1,082,814,229.64 = 467,176,683.42/x
  3. Step 3: Cross multiply
    784,894,601.05x = 1,082,814,229.64 × 467,176,683.42
  4. Step 4: Simplify right side
    784,894,601.05x = 505,865,560,564,365,376
  5. Step 5: Solve for x
    x = 505,865,560,564,365,376/784,894,601.05
  6. Step 6: Final answer
    x = 644,501,261.56

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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.