Home / 89,326,680.45-123,271,685.92-51,647,015.32

Finding the Fourth Proportional to 89,326,680.45, 123,271,685.92 and 51,647,015.32

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Solution

The fourth proportional to 89,326,680.45, 123,271,685.92 and 51,647,015.32 is: 71,273,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326,680.45 : 123,271,685.92 = 51,647,015.32 : x
  2. Step 2: Convert to fraction form
    89,326,680.45/123,271,685.92 = 51,647,015.32/x
  3. Step 3: Cross multiply
    89,326,680.45x = 123,271,685.92 × 51,647,015.32
  4. Step 4: Simplify right side
    89,326,680.45x = 6,366,614,650,795,172
  5. Step 5: Solve for x
    x = 6,366,614,650,795,172/89,326,680.45
  6. Step 6: Final answer
    x = 71,273,382.36

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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.