Home / 177,618,323.75-245,100,843.61-103,273,609.89

Finding the Fourth Proportional to 177,618,323.75, 245,100,843.61 and 103,273,609.89

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Solution

The fourth proportional to 177,618,323.75, 245,100,843.61 and 103,273,609.89 is: 142,510,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,618,323.75 : 245,100,843.61 = 103,273,609.89 : x
  2. Step 2: Convert to fraction form
    177,618,323.75/245,100,843.61 = 103,273,609.89/x
  3. Step 3: Cross multiply
    177,618,323.75x = 245,100,843.61 × 103,273,609.89
  4. Step 4: Simplify right side
    177,618,323.75x = 25,312,448,906,191,456
  5. Step 5: Solve for x
    x = 25,312,448,906,191,456/177,618,323.75
  6. Step 6: Final answer
    x = 142,510,346.75

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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.