Home / 1,424,160,525.60-2,136,240,788.40-873,162,496.80

Finding the Fourth Proportional to 1,424,160,525.60, 2,136,240,788.40 and 873,162,496.80

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Solution

The fourth proportional to 1,424,160,525.60, 2,136,240,788.40 and 873,162,496.80 is: 1,309,743,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,160,525.60 : 2,136,240,788.40 = 873,162,496.80 : x
  2. Step 2: Convert to fraction form
    1,424,160,525.60/2,136,240,788.40 = 873,162,496.80/x
  3. Step 3: Cross multiply
    1,424,160,525.60x = 2,136,240,788.40 × 873,162,496.80
  4. Step 4: Simplify right side
    1,424,160,525.60x = 1,865,285,340,565,344,512
  5. Step 5: Solve for x
    x = 1,865,285,340,565,344,512/1,424,160,525.60
  6. Step 6: Final answer
    x = 1,309,743,745.20

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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.