Home / 852,308,822.20-1,278,463,233.30-576,809,807.80

Finding the Fourth Proportional to 852,308,822.20, 1,278,463,233.30 and 576,809,807.80

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Solution

The fourth proportional to 852,308,822.20, 1,278,463,233.30 and 576,809,807.80 is: 865,214,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,308,822.20 : 1,278,463,233.30 = 576,809,807.80 : x
  2. Step 2: Convert to fraction form
    852,308,822.20/1,278,463,233.30 = 576,809,807.80/x
  3. Step 3: Cross multiply
    852,308,822.20x = 1,278,463,233.30 × 576,809,807.80
  4. Step 4: Simplify right side
    852,308,822.20x = 737,430,131,879,139,456
  5. Step 5: Solve for x
    x = 737,430,131,879,139,456/852,308,822.20
  6. Step 6: Final answer
    x = 865,214,711.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.