Home / 31,437,826,787.80-43,388,005,364.31-17,892,757,367.74

Finding the Fourth Proportional to 31,437,826,787.80, 43,388,005,364.31 and 17,892,757,367.74

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Solution

The fourth proportional to 31,437,826,787.80, 43,388,005,364.31 and 17,892,757,367.74 is: 24,694,170,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,437,826,787.80 : 43,388,005,364.31 = 17,892,757,367.74 : x
  2. Step 2: Convert to fraction form
    31,437,826,787.80/43,388,005,364.31 = 17,892,757,367.74/x
  3. Step 3: Cross multiply
    31,437,826,787.80x = 43,388,005,364.31 × 17,892,757,367.74
  4. Step 4: Simplify right side
    31,437,826,787.80x = 776,331,052,653,800,456,192
  5. Step 5: Solve for x
    x = 776,331,052,653,800,456,192/31,437,826,787.80
  6. Step 6: Final answer
    x = 24,694,170,430.22

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Double scale
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1.5x scale

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.