Home / 191,784,407.62-264,597,720.78-109,219,733.86

Finding the Fourth Proportional to 191,784,407.62, 264,597,720.78 and 109,219,733.86

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Solution

The fourth proportional to 191,784,407.62, 264,597,720.78 and 109,219,733.86 is: 150,686,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,784,407.62 : 264,597,720.78 = 109,219,733.86 : x
  2. Step 2: Convert to fraction form
    191,784,407.62/264,597,720.78 = 109,219,733.86/x
  3. Step 3: Cross multiply
    191,784,407.62x = 264,597,720.78 × 109,219,733.86
  4. Step 4: Simplify right side
    191,784,407.62x = 28,899,292,643,554,192
  5. Step 5: Solve for x
    x = 28,899,292,643,554,192/191,784,407.62
  6. Step 6: Final answer
    x = 150,686,351.42

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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.