Home / 5,212,170,245,878.50-7,192,796,113,376-2,868,369,628,472.90

Finding the Fourth Proportional to 5,212,170,245,878.50, 7,192,796,113,376 and 2,868,369,628,472.90

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Solution

The fourth proportional to 5,212,170,245,878.50, 7,192,796,113,376 and 2,868,369,628,472.90 is: 3,958,350,733,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212,170,245,878.50 : 7,192,796,113,376 = 2,868,369,628,472.90 : x
  2. Step 2: Convert to fraction form
    5,212,170,245,878.50/7,192,796,113,376 = 2,868,369,628,472.90/x
  3. Step 3: Cross multiply
    5,212,170,245,878.50x = 7,192,796,113,376 × 2,868,369,628,472.90
  4. Step 4: Simplify right side
    5,212,170,245,878.50x = 20,631,597,915,405,635,534,454,784
  5. Step 5: Solve for x
    x = 20,631,597,915,405,635,534,454,784/5,212,170,245,878.50
  6. Step 6: Final answer
    x = 3,958,350,733,405.15

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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.