Home / 193,555,999.20-290,333,998.80-49,948,831.20

Finding the Fourth Proportional to 193,555,999.20, 290,333,998.80 and 49,948,831.20

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Solution

The fourth proportional to 193,555,999.20, 290,333,998.80 and 49,948,831.20 is: 74,923,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,555,999.20 : 290,333,998.80 = 49,948,831.20 : x
  2. Step 2: Convert to fraction form
    193,555,999.20/290,333,998.80 = 49,948,831.20/x
  3. Step 3: Cross multiply
    193,555,999.20x = 290,333,998.80 × 49,948,831.20
  4. Step 4: Simplify right side
    193,555,999.20x = 14,501,843,897,682,204
  5. Step 5: Solve for x
    x = 14,501,843,897,682,204/193,555,999.20
  6. Step 6: Final answer
    x = 74,923,246.80

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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.