Home / 796,907,716.80-1,099,314,424.80-648,394,903.68

Finding the Fourth Proportional to 796,907,716.80, 1,099,314,424.80 and 648,394,903.68

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Solution

The fourth proportional to 796,907,716.80, 1,099,314,424.80 and 648,394,903.68 is: 894,444,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,907,716.80 : 1,099,314,424.80 = 648,394,903.68 : x
  2. Step 2: Convert to fraction form
    796,907,716.80/1,099,314,424.80 = 648,394,903.68/x
  3. Step 3: Cross multiply
    796,907,716.80x = 1,099,314,424.80 × 648,394,903.68
  4. Step 4: Simplify right side
    796,907,716.80x = 712,789,870,582,230,528
  5. Step 5: Solve for x
    x = 712,789,870,582,230,528/796,907,716.80
  6. Step 6: Final answer
    x = 894,444,683.56

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1.5x scale

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.