Home / 1,120,293,101.80-1,680,439,652.70-793,138,022.20

Finding the Fourth Proportional to 1,120,293,101.80, 1,680,439,652.70 and 793,138,022.20

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Solution

The fourth proportional to 1,120,293,101.80, 1,680,439,652.70 and 793,138,022.20 is: 1,189,707,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,293,101.80 : 1,680,439,652.70 = 793,138,022.20 : x
  2. Step 2: Convert to fraction form
    1,120,293,101.80/1,680,439,652.70 = 793,138,022.20/x
  3. Step 3: Cross multiply
    1,120,293,101.80x = 1,680,439,652.70 × 793,138,022.20
  4. Step 4: Simplify right side
    1,120,293,101.80x = 1,332,820,582,568,933,120
  5. Step 5: Solve for x
    x = 1,332,820,582,568,933,120/1,120,293,101.80
  6. Step 6: Final answer
    x = 1,189,707,033.30

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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.