Home / 559,726,380.81-772,326,743.09-324,723,170.61

Finding the Fourth Proportional to 559,726,380.81, 772,326,743.09 and 324,723,170.61

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Solution

The fourth proportional to 559,726,380.81, 772,326,743.09 and 324,723,170.61 is: 448,062,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,726,380.81 : 772,326,743.09 = 324,723,170.61 : x
  2. Step 2: Convert to fraction form
    559,726,380.81/772,326,743.09 = 324,723,170.61/x
  3. Step 3: Cross multiply
    559,726,380.81x = 772,326,743.09 × 324,723,170.61
  4. Step 4: Simplify right side
    559,726,380.81x = 250,792,388,761,456,128
  5. Step 5: Solve for x
    x = 250,792,388,761,456,128/559,726,380.81
  6. Step 6: Final answer
    x = 448,062,477.24

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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.