Home / 293,957,452.16-405,634,917.12-170,206,481.60

Finding the Fourth Proportional to 293,957,452.16, 405,634,917.12 and 170,206,481.60

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Solution

The fourth proportional to 293,957,452.16, 405,634,917.12 and 170,206,481.60 is: 234,869,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,957,452.16 : 405,634,917.12 = 170,206,481.60 : x
  2. Step 2: Convert to fraction form
    293,957,452.16/405,634,917.12 = 170,206,481.60/x
  3. Step 3: Cross multiply
    293,957,452.16x = 405,634,917.12 × 170,206,481.60
  4. Step 4: Simplify right side
    293,957,452.16x = 69,041,692,057,102,800
  5. Step 5: Solve for x
    x = 69,041,692,057,102,800/293,957,452.16
  6. Step 6: Final answer
    x = 234,869,677.74

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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.