Home / 1,679,624,187.20-2,519,436,280.80-1,557,180,180.80

Finding the Fourth Proportional to 1,679,624,187.20, 2,519,436,280.80 and 1,557,180,180.80

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Solution

The fourth proportional to 1,679,624,187.20, 2,519,436,280.80 and 1,557,180,180.80 is: 2,335,770,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,624,187.20 : 2,519,436,280.80 = 1,557,180,180.80 : x
  2. Step 2: Convert to fraction form
    1,679,624,187.20/2,519,436,280.80 = 1,557,180,180.80/x
  3. Step 3: Cross multiply
    1,679,624,187.20x = 2,519,436,280.80 × 1,557,180,180.80
  4. Step 4: Simplify right side
    1,679,624,187.20x = 3,923,216,243,250,223,616
  5. Step 5: Solve for x
    x = 3,923,216,243,250,223,616/1,679,624,187.20
  6. Step 6: Final answer
    x = 2,335,770,271.20

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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.