Home / 5,189,396,563.56-7,161,364,995.66-2,810,534,611.08

Finding the Fourth Proportional to 5,189,396,563.56, 7,161,364,995.66 and 2,810,534,611.08

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Solution

The fourth proportional to 5,189,396,563.56, 7,161,364,995.66 and 2,810,534,611.08 is: 3,878,536,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,396,563.56 : 7,161,364,995.66 = 2,810,534,611.08 : x
  2. Step 2: Convert to fraction form
    5,189,396,563.56/7,161,364,995.66 = 2,810,534,611.08/x
  3. Step 3: Cross multiply
    5,189,396,563.56x = 7,161,364,995.66 × 2,810,534,611.08
  4. Step 4: Simplify right side
    5,189,396,563.56x = 20,127,264,182,879,203,328
  5. Step 5: Solve for x
    x = 20,127,264,182,879,203,328/5,189,396,563.56
  6. Step 6: Final answer
    x = 3,878,536,538.18

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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.