Home / 4,485,121,321.23-6,189,532,371.54-2,478,002,617.98

Finding the Fourth Proportional to 4,485,121,321.23, 6,189,532,371.54 and 2,478,002,617.98

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Solution

The fourth proportional to 4,485,121,321.23, 6,189,532,371.54 and 2,478,002,617.98 is: 3,419,679,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485,121,321.23 : 6,189,532,371.54 = 2,478,002,617.98 : x
  2. Step 2: Convert to fraction form
    4,485,121,321.23/6,189,532,371.54 = 2,478,002,617.98/x
  3. Step 3: Cross multiply
    4,485,121,321.23x = 6,189,532,371.54 × 2,478,002,617.98
  4. Step 4: Simplify right side
    4,485,121,321.23x = 15,337,677,420,748,077,056
  5. Step 5: Solve for x
    x = 15,337,677,420,748,077,056/4,485,121,321.23
  6. Step 6: Final answer
    x = 3,419,679,496.33

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Double scale
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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.