Home / 103,669,743.48-155,444,453.55-49,081,868.07

Finding the Fourth Proportional to 103,669,743.48, 155,444,453.55 and 49,081,868.07

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Solution

The fourth proportional to 103,669,743.48, 155,444,453.55 and 49,081,868.07 is: 73,594,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669,743.48 : 155,444,453.55 = 49,081,868.07 : x
  2. Step 2: Convert to fraction form
    103,669,743.48/155,444,453.55 = 49,081,868.07/x
  3. Step 3: Cross multiply
    103,669,743.48x = 155,444,453.55 × 49,081,868.07
  4. Step 4: Simplify right side
    103,669,743.48x = 7,629,504,161,354,344
  5. Step 5: Solve for x
    x = 7,629,504,161,354,344/103,669,743.48
  6. Step 6: Final answer
    x = 73,594,318.89

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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.