Home / 85,251,163.88-117,655,723.32-52,233,325.04

Finding the Fourth Proportional to 85,251,163.88, 117,655,723.32 and 52,233,325.04

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Solution

The fourth proportional to 85,251,163.88, 117,655,723.32 and 52,233,325.04 is: 72,087,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,251,163.88 : 117,655,723.32 = 52,233,325.04 : x
  2. Step 2: Convert to fraction form
    85,251,163.88/117,655,723.32 = 52,233,325.04/x
  3. Step 3: Cross multiply
    85,251,163.88x = 117,655,723.32 × 52,233,325.04
  4. Step 4: Simplify right side
    85,251,163.88x = 6,145,549,638,989,867
  5. Step 5: Solve for x
    x = 6,145,549,638,989,867/85,251,163.88
  6. Step 6: Final answer
    x = 72,087,574.64

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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.