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Finding the Fourth Proportional to 575,825,877.92, 863,763,398.40 and 226,147,728.80

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Solution

The fourth proportional to 575,825,877.92, 863,763,398.40 and 226,147,728.80 is: 339,231,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,825,877.92 : 863,763,398.40 = 226,147,728.80 : x
  2. Step 2: Convert to fraction form
    575,825,877.92/863,763,398.40 = 226,147,728.80/x
  3. Step 3: Cross multiply
    575,825,877.92x = 863,763,398.40 × 226,147,728.80
  4. Step 4: Simplify right side
    575,825,877.92x = 195,338,130,768,729,568
  5. Step 5: Solve for x
    x = 195,338,130,768,729,568/575,825,877.92
  6. Step 6: Final answer
    x = 339,231,247.26

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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.