Home / 323,065,150.80-445,823,852.82-197,608,130.83

Finding the Fourth Proportional to 323,065,150.80, 445,823,852.82 and 197,608,130.83

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Solution

The fourth proportional to 323,065,150.80, 445,823,852.82 and 197,608,130.83 is: 272,695,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,065,150.80 : 445,823,852.82 = 197,608,130.83 : x
  2. Step 2: Convert to fraction form
    323,065,150.80/445,823,852.82 = 197,608,130.83/x
  3. Step 3: Cross multiply
    323,065,150.80x = 445,823,852.82 × 197,608,130.83
  4. Step 4: Simplify right side
    323,065,150.80x = 88,098,418,233,752,720
  5. Step 5: Solve for x
    x = 88,098,418,233,752,720/323,065,150.80
  6. Step 6: Final answer
    x = 272,695,516.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.