Home / 1,200,892,106.26-1,802,500,132.74-579,544,739.92

Finding the Fourth Proportional to 1,200,892,106.26, 1,802,500,132.74 and 579,544,739.92

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Solution

The fourth proportional to 1,200,892,106.26, 1,802,500,132.74 and 579,544,739.92 is: 869,877,872.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,892,106.26 : 1,802,500,132.74 = 579,544,739.92 : x
  2. Step 2: Convert to fraction form
    1,200,892,106.26/1,802,500,132.74 = 579,544,739.92/x
  3. Step 3: Cross multiply
    1,200,892,106.26x = 1,802,500,132.74 × 579,544,739.92
  4. Step 4: Simplify right side
    1,200,892,106.26x = 1,044,629,470,634,568,704
  5. Step 5: Solve for x
    x = 1,044,629,470,634,568,704/1,200,892,106.26
  6. Step 6: Final answer
    x = 869,877,872.62

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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.