Home / 191,619,213.12-264,434,254.29-109,112,997.87

Finding the Fourth Proportional to 191,619,213.12, 264,434,254.29 and 109,112,997.87

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Solution

The fourth proportional to 191,619,213.12, 264,434,254.29 and 109,112,997.87 is: 150,575,789.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,619,213.12 : 264,434,254.29 = 109,112,997.87 : x
  2. Step 2: Convert to fraction form
    191,619,213.12/264,434,254.29 = 109,112,997.87/x
  3. Step 3: Cross multiply
    191,619,213.12x = 264,434,254.29 × 109,112,997.87
  4. Step 4: Simplify right side
    191,619,213.12x = 28,853,214,225,099,808
  5. Step 5: Solve for x
    x = 28,853,214,225,099,808/191,619,213.12
  6. Step 6: Final answer
    x = 150,575,789.11

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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.