Home / 171,198,235.32-236,254,904.30-100,614,895.32

Finding the Fourth Proportional to 171,198,235.32, 236,254,904.30 and 100,614,895.32

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Solution

The fourth proportional to 171,198,235.32, 236,254,904.30 and 100,614,895.32 is: 138,849,342.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,198,235.32 : 236,254,904.30 = 100,614,895.32 : x
  2. Step 2: Convert to fraction form
    171,198,235.32/236,254,904.30 = 100,614,895.32/x
  3. Step 3: Cross multiply
    171,198,235.32x = 236,254,904.30 × 100,614,895.32
  4. Step 4: Simplify right side
    171,198,235.32x = 23,770,762,464,981,116
  5. Step 5: Solve for x
    x = 23,770,762,464,981,116/171,198,235.32
  6. Step 6: Final answer
    x = 138,849,342.81

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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.