Home / 258,693,048.80-388,039,573.20-177,063,711.20

Finding the Fourth Proportional to 258,693,048.80, 388,039,573.20 and 177,063,711.20

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Solution

The fourth proportional to 258,693,048.80, 388,039,573.20 and 177,063,711.20 is: 265,595,566.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,693,048.80 : 388,039,573.20 = 177,063,711.20 : x
  2. Step 2: Convert to fraction form
    258,693,048.80/388,039,573.20 = 177,063,711.20/x
  3. Step 3: Cross multiply
    258,693,048.80x = 388,039,573.20 × 177,063,711.20
  4. Step 4: Simplify right side
    258,693,048.80x = 68,707,726,923,256,056
  5. Step 5: Solve for x
    x = 68,707,726,923,256,056/258,693,048.80
  6. Step 6: Final answer
    x = 265,595,566.80

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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.