Home / 824,474,610.72-1,137,768,256.08-453,192,694.56

Finding the Fourth Proportional to 824,474,610.72, 1,137,768,256.08 and 453,192,694.56

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Solution

The fourth proportional to 824,474,610.72, 1,137,768,256.08 and 453,192,694.56 is: 625,402,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,474,610.72 : 1,137,768,256.08 = 453,192,694.56 : x
  2. Step 2: Convert to fraction form
    824,474,610.72/1,137,768,256.08 = 453,192,694.56/x
  3. Step 3: Cross multiply
    824,474,610.72x = 1,137,768,256.08 × 453,192,694.56
  4. Step 4: Simplify right side
    824,474,610.72x = 515,628,261,757,727,296
  5. Step 5: Solve for x
    x = 515,628,261,757,727,296/824,474,610.72
  6. Step 6: Final answer
    x = 625,402,231.98

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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.