Home / 267,182,005.80-400,905,719.10-105,629,212.20

Finding the Fourth Proportional to 267,182,005.80, 400,905,719.10 and 105,629,212.20

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Solution

The fourth proportional to 267,182,005.80, 400,905,719.10 and 105,629,212.20 is: 158,496,284.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,182,005.80 : 400,905,719.10 = 105,629,212.20 : x
  2. Step 2: Convert to fraction form
    267,182,005.80/400,905,719.10 = 105,629,212.20/x
  3. Step 3: Cross multiply
    267,182,005.80x = 400,905,719.10 × 105,629,212.20
  4. Step 4: Simplify right side
    267,182,005.80x = 42,347,355,275,007,496
  5. Step 5: Solve for x
    x = 42,347,355,275,007,496/267,182,005.80
  6. Step 6: Final answer
    x = 158,496,284.76

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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.