Home / 1,679,136,299.20-2,518,704,448.80-1,611,111,851.20

Finding the Fourth Proportional to 1,679,136,299.20, 2,518,704,448.80 and 1,611,111,851.20

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Solution

The fourth proportional to 1,679,136,299.20, 2,518,704,448.80 and 1,611,111,851.20 is: 2,416,667,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,136,299.20 : 2,518,704,448.80 = 1,611,111,851.20 : x
  2. Step 2: Convert to fraction form
    1,679,136,299.20/2,518,704,448.80 = 1,611,111,851.20/x
  3. Step 3: Cross multiply
    1,679,136,299.20x = 2,518,704,448.80 × 1,611,111,851.20
  4. Step 4: Simplify right side
    1,679,136,299.20x = 4,057,914,587,131,844,096
  5. Step 5: Solve for x
    x = 4,057,914,587,131,844,096/1,679,136,299.20
  6. Step 6: Final answer
    x = 2,416,667,776.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.