Home / 1,193,665,228.80-1,790,497,843.20-708,741,427.20

Finding the Fourth Proportional to 1,193,665,228.80, 1,790,497,843.20 and 708,741,427.20

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Solution

The fourth proportional to 1,193,665,228.80, 1,790,497,843.20 and 708,741,427.20 is: 1,063,112,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,665,228.80 : 1,790,497,843.20 = 708,741,427.20 : x
  2. Step 2: Convert to fraction form
    1,193,665,228.80/1,790,497,843.20 = 708,741,427.20/x
  3. Step 3: Cross multiply
    1,193,665,228.80x = 1,790,497,843.20 × 708,741,427.20
  4. Step 4: Simplify right side
    1,193,665,228.80x = 1,268,999,996,788,089,856
  5. Step 5: Solve for x
    x = 1,268,999,996,788,089,856/1,193,665,228.80
  6. Step 6: Final answer
    x = 1,063,112,140.80

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Double scale
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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.