Home / 784,993,245.27-1,083,297,942.65-432,581,847

Finding the Fourth Proportional to 784,993,245.27, 1,083,297,942.65 and 432,581,847

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Solution

The fourth proportional to 784,993,245.27, 1,083,297,942.65 and 432,581,847 is: 596,966,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,993,245.27 : 1,083,297,942.65 = 432,581,847 : x
  2. Step 2: Convert to fraction form
    784,993,245.27/1,083,297,942.65 = 432,581,847/x
  3. Step 3: Cross multiply
    784,993,245.27x = 1,083,297,942.65 × 432,581,847
  4. Step 4: Simplify right side
    784,993,245.27x = 468,615,024,883,918,464
  5. Step 5: Solve for x
    x = 468,615,024,883,918,464/784,993,245.27
  6. Step 6: Final answer
    x = 596,966,951.89

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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.