Home / 599,126,999.20-897,682,729.20-512,458,813.60

Finding the Fourth Proportional to 599,126,999.20, 897,682,729.20 and 512,458,813.60

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Solution

The fourth proportional to 599,126,999.20, 897,682,729.20 and 512,458,813.60 is: 767,826,232.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,126,999.20 : 897,682,729.20 = 512,458,813.60 : x
  2. Step 2: Convert to fraction form
    599,126,999.20/897,682,729.20 = 512,458,813.60/x
  3. Step 3: Cross multiply
    599,126,999.20x = 897,682,729.20 × 512,458,813.60
  4. Step 4: Simplify right side
    599,126,999.20x = 460,025,426,395,042,112
  5. Step 5: Solve for x
    x = 460,025,426,395,042,112/599,126,999.20
  6. Step 6: Final answer
    x = 767,826,232.18

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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.