Home / 941,235,094.22-1,412,025,021.07-388,235,854.31

Finding the Fourth Proportional to 941,235,094.22, 1,412,025,021.07 and 388,235,854.31

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Solution

The fourth proportional to 941,235,094.22, 1,412,025,021.07 and 388,235,854.31 is: 582,424,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,235,094.22 : 1,412,025,021.07 = 388,235,854.31 : x
  2. Step 2: Convert to fraction form
    941,235,094.22/1,412,025,021.07 = 388,235,854.31/x
  3. Step 3: Cross multiply
    941,235,094.22x = 1,412,025,021.07 × 388,235,854.31
  4. Step 4: Simplify right side
    941,235,094.22x = 548,198,740,354,176,512
  5. Step 5: Solve for x
    x = 548,198,740,354,176,512/941,235,094.22
  6. Step 6: Final answer
    x = 582,424,883.78

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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.