Home / 5,212,170,245,881.90-7,192,796,113,381.10-2,868,369,628,476.80

Finding the Fourth Proportional to 5,212,170,245,881.90, 7,192,796,113,381.10 and 2,868,369,628,476.80

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Solution

The fourth proportional to 5,212,170,245,881.90, 7,192,796,113,381.10 and 2,868,369,628,476.80 is: 3,958,350,733,410.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212,170,245,881.90 : 7,192,796,113,381.10 = 2,868,369,628,476.80 : x
  2. Step 2: Convert to fraction form
    5,212,170,245,881.90/7,192,796,113,381.10 = 2,868,369,628,476.80/x
  3. Step 3: Cross multiply
    5,212,170,245,881.90x = 7,192,796,113,381.10 × 2,868,369,628,476.80
  4. Step 4: Simplify right side
    5,212,170,245,881.90x = 20,631,597,915,448,314,624,475,136
  5. Step 5: Solve for x
    x = 20,631,597,915,448,314,624,475,136/5,212,170,245,881.90
  6. Step 6: Final answer
    x = 3,958,350,733,410.75

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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.