Home / 278,831,033.34-418,157,815.41-92,050,198.98

Finding the Fourth Proportional to 278,831,033.34, 418,157,815.41 and 92,050,198.98

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Solution

The fourth proportional to 278,831,033.34, 418,157,815.41 and 92,050,198.98 is: 138,046,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,831,033.34 : 418,157,815.41 = 92,050,198.98 : x
  2. Step 2: Convert to fraction form
    278,831,033.34/418,157,815.41 = 92,050,198.98/x
  3. Step 3: Cross multiply
    278,831,033.34x = 418,157,815.41 × 92,050,198.98
  4. Step 4: Simplify right side
    278,831,033.34x = 38,491,510,113,532,616
  5. Step 5: Solve for x
    x = 38,491,510,113,532,616/278,831,033.34
  6. Step 6: Final answer
    x = 138,046,004.61

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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.