Home / 191,784,406.62-264,597,719.40-109,219,732.86

Finding the Fourth Proportional to 191,784,406.62, 264,597,719.40 and 109,219,732.86

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Solution

The fourth proportional to 191,784,406.62, 264,597,719.40 and 109,219,732.86 is: 150,686,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,784,406.62 : 264,597,719.40 = 109,219,732.86 : x
  2. Step 2: Convert to fraction form
    191,784,406.62/264,597,719.40 = 109,219,732.86/x
  3. Step 3: Cross multiply
    191,784,406.62x = 264,597,719.40 × 109,219,732.86
  4. Step 4: Simplify right side
    191,784,406.62x = 28,899,292,228,233,240
  5. Step 5: Solve for x
    x = 28,899,292,228,233,240/191,784,406.62
  6. Step 6: Final answer
    x = 150,686,350.04

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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.