Home / 661,648,440.06-992,580,468.26-195,356,999.61

Finding the Fourth Proportional to 661,648,440.06, 992,580,468.26 and 195,356,999.61

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Solution

The fourth proportional to 661,648,440.06, 992,580,468.26 and 195,356,999.61 is: 293,067,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,648,440.06 : 992,580,468.26 = 195,356,999.61 : x
  2. Step 2: Convert to fraction form
    661,648,440.06/992,580,468.26 = 195,356,999.61/x
  3. Step 3: Cross multiply
    661,648,440.06x = 992,580,468.26 × 195,356,999.61
  4. Step 4: Simplify right side
    661,648,440.06x = 193,907,542,149,785,664
  5. Step 5: Solve for x
    x = 193,907,542,149,785,664/661,648,440.06
  6. Step 6: Final answer
    x = 293,067,330.64

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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.