Home / 599,314,512.60-899,031,644.10-162,622,128.60

Finding the Fourth Proportional to 599,314,512.60, 899,031,644.10 and 162,622,128.60

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Solution

The fourth proportional to 599,314,512.60, 899,031,644.10 and 162,622,128.60 is: 243,949,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,314,512.60 : 899,031,644.10 = 162,622,128.60 : x
  2. Step 2: Convert to fraction form
    599,314,512.60/899,031,644.10 = 162,622,128.60/x
  3. Step 3: Cross multiply
    599,314,512.60x = 899,031,644.10 × 162,622,128.60
  4. Step 4: Simplify right side
    599,314,512.60x = 146,202,439,642,299,616
  5. Step 5: Solve for x
    x = 146,202,439,642,299,616/599,314,512.60
  6. Step 6: Final answer
    x = 243,949,439.85

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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.