Home / 374,544,085.20-561,816,127.80-252,100,078.80

Finding the Fourth Proportional to 374,544,085.20, 561,816,127.80 and 252,100,078.80

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Solution

The fourth proportional to 374,544,085.20, 561,816,127.80 and 252,100,078.80 is: 378,150,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,544,085.20 : 561,816,127.80 = 252,100,078.80 : x
  2. Step 2: Convert to fraction form
    374,544,085.20/561,816,127.80 = 252,100,078.80/x
  3. Step 3: Cross multiply
    374,544,085.20x = 561,816,127.80 × 252,100,078.80
  4. Step 4: Simplify right side
    374,544,085.20x = 141,633,890,089,490,864
  5. Step 5: Solve for x
    x = 141,633,890,089,490,864/374,544,085.20
  6. Step 6: Final answer
    x = 378,150,118.20

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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.