Home / 191,632,612.80-264,452,721.84-109,126,414.56

Finding the Fourth Proportional to 191,632,612.80, 264,452,721.84 and 109,126,414.56

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Solution

The fourth proportional to 191,632,612.80, 264,452,721.84 and 109,126,414.56 is: 150,594,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,632,612.80 : 264,452,721.84 = 109,126,414.56 : x
  2. Step 2: Convert to fraction form
    191,632,612.80/264,452,721.84 = 109,126,414.56/x
  3. Step 3: Cross multiply
    191,632,612.80x = 264,452,721.84 × 109,126,414.56
  4. Step 4: Simplify right side
    191,632,612.80x = 28,858,777,355,032,208
  5. Step 5: Solve for x
    x = 28,858,777,355,032,208/191,632,612.80
  6. Step 6: Final answer
    x = 150,594,290.47

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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.