Home / 255,089,273.20-382,633,909.80-82,583,524.60

Finding the Fourth Proportional to 255,089,273.20, 382,633,909.80 and 82,583,524.60

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Solution

The fourth proportional to 255,089,273.20, 382,633,909.80 and 82,583,524.60 is: 123,875,286.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,089,273.20 : 382,633,909.80 = 82,583,524.60 : x
  2. Step 2: Convert to fraction form
    255,089,273.20/382,633,909.80 = 82,583,524.60/x
  3. Step 3: Cross multiply
    255,089,273.20x = 382,633,909.80 × 82,583,524.60
  4. Step 4: Simplify right side
    255,089,273.20x = 31,599,256,902,762,480
  5. Step 5: Solve for x
    x = 31,599,256,902,762,480/255,089,273.20
  6. Step 6: Final answer
    x = 123,875,286.90

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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.