Home / 85,251,161.88-117,655,720.56-52,233,323.04

Finding the Fourth Proportional to 85,251,161.88, 117,655,720.56 and 52,233,323.04

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Solution

The fourth proportional to 85,251,161.88, 117,655,720.56 and 52,233,323.04 is: 72,087,571.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,251,161.88 : 117,655,720.56 = 52,233,323.04 : x
  2. Step 2: Convert to fraction form
    85,251,161.88/117,655,720.56 = 52,233,323.04/x
  3. Step 3: Cross multiply
    85,251,161.88x = 117,655,720.56 × 52,233,323.04
  4. Step 4: Simplify right side
    85,251,161.88x = 6,145,549,259,514,450
  5. Step 5: Solve for x
    x = 6,145,549,259,514,450/85,251,161.88
  6. Step 6: Final answer
    x = 72,087,571.88

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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.