Home / 6,723,862,216.32-10,077,769,137.60-3,129,452,538.24

Finding the Fourth Proportional to 6,723,862,216.32, 10,077,769,137.60 and 3,129,452,538.24

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Solution

The fourth proportional to 6,723,862,216.32, 10,077,769,137.60 and 3,129,452,538.24 is: 4,690,444,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,723,862,216.32 : 10,077,769,137.60 = 3,129,452,538.24 : x
  2. Step 2: Convert to fraction form
    6,723,862,216.32/10,077,769,137.60 = 3,129,452,538.24/x
  3. Step 3: Cross multiply
    6,723,862,216.32x = 10,077,769,137.60 × 3,129,452,538.24
  4. Step 4: Simplify right side
    6,723,862,216.32x = 31,537,900,207,459,053,568
  5. Step 5: Solve for x
    x = 31,537,900,207,459,053,568/6,723,862,216.32
  6. Step 6: Final answer
    x = 4,690,444,151.42

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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.