Home / 40,257,438,405.30-55,555,432,801.83-22,192,557,758.64

Finding the Fourth Proportional to 40,257,438,405.30, 55,555,432,801.83 and 22,192,557,758.64

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Solution

The fourth proportional to 40,257,438,405.30, 55,555,432,801.83 and 22,192,557,758.64 is: 30,625,822,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,257,438,405.30 : 55,555,432,801.83 = 22,192,557,758.64 : x
  2. Step 2: Convert to fraction form
    40,257,438,405.30/55,555,432,801.83 = 22,192,557,758.64/x
  3. Step 3: Cross multiply
    40,257,438,405.30x = 55,555,432,801.83 × 22,192,557,758.64
  4. Step 4: Simplify right side
    40,257,438,405.30x = 1,232,917,151,260,855,500,800
  5. Step 5: Solve for x
    x = 1,232,917,151,260,855,500,800/40,257,438,405.30
  6. Step 6: Final answer
    x = 30,625,822,210.75

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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.