Home / 267,044,665.35-400,530,634.32-70,291,602.75

Finding the Fourth Proportional to 267,044,665.35, 400,530,634.32 and 70,291,602.75

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Solution

The fourth proportional to 267,044,665.35, 400,530,634.32 and 70,291,602.75 is: 105,427,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,044,665.35 : 400,530,634.32 = 70,291,602.75 : x
  2. Step 2: Convert to fraction form
    267,044,665.35/400,530,634.32 = 70,291,602.75/x
  3. Step 3: Cross multiply
    267,044,665.35x = 400,530,634.32 × 70,291,602.75
  4. Step 4: Simplify right side
    267,044,665.35x = 28,153,940,236,142,036
  5. Step 5: Solve for x
    x = 28,153,940,236,142,036/267,044,665.35
  6. Step 6: Final answer
    x = 105,427,832.46

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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.