Home / 20,223,590,493.71-27,908,600,796.73-11,192,005,787.15

Finding the Fourth Proportional to 20,223,590,493.71, 27,908,600,796.73 and 11,192,005,787.15

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Solution

The fourth proportional to 20,223,590,493.71, 27,908,600,796.73 and 11,192,005,787.15 is: 15,444,993,396.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,590,493.71 : 27,908,600,796.73 = 11,192,005,787.15 : x
  2. Step 2: Convert to fraction form
    20,223,590,493.71/27,908,600,796.73 = 11,192,005,787.15/x
  3. Step 3: Cross multiply
    20,223,590,493.71x = 27,908,600,796.73 × 11,192,005,787.15
  4. Step 4: Simplify right side
    20,223,590,493.71x = 312,353,221,628,367,339,520
  5. Step 5: Solve for x
    x = 312,353,221,628,367,339,520/20,223,590,493.71
  6. Step 6: Final answer
    x = 15,444,993,396.47

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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.