Home / 367,379,905.20-550,314,030.60-185,729,434.80

Finding the Fourth Proportional to 367,379,905.20, 550,314,030.60 and 185,729,434.80

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Solution

The fourth proportional to 367,379,905.20, 550,314,030.60 and 185,729,434.80 is: 278,212,042.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,379,905.20 : 550,314,030.60 = 185,729,434.80 : x
  2. Step 2: Convert to fraction form
    367,379,905.20/550,314,030.60 = 185,729,434.80/x
  3. Step 3: Cross multiply
    367,379,905.20x = 550,314,030.60 × 185,729,434.80
  4. Step 4: Simplify right side
    367,379,905.20x = 102,209,513,865,847,920
  5. Step 5: Solve for x
    x = 102,209,513,865,847,920/367,379,905.20
  6. Step 6: Final answer
    x = 278,212,042.68

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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.