Home / 314,930,608.80-472,395,913.20-110,384,872.80

Finding the Fourth Proportional to 314,930,608.80, 472,395,913.20 and 110,384,872.80

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Solution

The fourth proportional to 314,930,608.80, 472,395,913.20 and 110,384,872.80 is: 165,577,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,608.80 : 472,395,913.20 = 110,384,872.80 : x
  2. Step 2: Convert to fraction form
    314,930,608.80/472,395,913.20 = 110,384,872.80/x
  3. Step 3: Cross multiply
    314,930,608.80x = 472,395,913.20 × 110,384,872.80
  4. Step 4: Simplify right side
    314,930,608.80x = 52,145,362,789,821,840
  5. Step 5: Solve for x
    x = 52,145,362,789,821,840/314,930,608.80
  6. Step 6: Final answer
    x = 165,577,309.20

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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.