Home / 348,606,763.83-481,061,815.98-199,821,220.26

Finding the Fourth Proportional to 348,606,763.83, 481,061,815.98 and 199,821,220.26

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Solution

The fourth proportional to 348,606,763.83, 481,061,815.98 and 199,821,220.26 is: 275,744,388.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,606,763.83 : 481,061,815.98 = 199,821,220.26 : x
  2. Step 2: Convert to fraction form
    348,606,763.83/481,061,815.98 = 199,821,220.26/x
  3. Step 3: Cross multiply
    348,606,763.83x = 481,061,815.98 × 199,821,220.26
  4. Step 4: Simplify right side
    348,606,763.83x = 96,126,359,089,615,168
  5. Step 5: Solve for x
    x = 96,126,359,089,615,168/348,606,763.83
  6. Step 6: Final answer
    x = 275,744,388.99

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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.