Home / 836,493,365.32-1,254,473,843.10-276,150,861.88

Finding the Fourth Proportional to 836,493,365.32, 1,254,473,843.10 and 276,150,861.88

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Solution

The fourth proportional to 836,493,365.32, 1,254,473,843.10 and 276,150,861.88 is: 414,138,410.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,493,365.32 : 1,254,473,843.10 = 276,150,861.88 : x
  2. Step 2: Convert to fraction form
    836,493,365.32/1,254,473,843.10 = 276,150,861.88/x
  3. Step 3: Cross multiply
    836,493,365.32x = 1,254,473,843.10 × 276,150,861.88
  4. Step 4: Simplify right side
    836,493,365.32x = 346,424,032,977,980,864
  5. Step 5: Solve for x
    x = 346,424,032,977,980,864/836,493,365.32
  6. Step 6: Final answer
    x = 414,138,410.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.