Home / 155,544,059.12-214,655,132.82-85,933,924.02

Finding the Fourth Proportional to 155,544,059.12, 214,655,132.82 and 85,933,924.02

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Solution

The fourth proportional to 155,544,059.12, 214,655,132.82 and 85,933,924.02 is: 118,591,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,544,059.12 : 214,655,132.82 = 85,933,924.02 : x
  2. Step 2: Convert to fraction form
    155,544,059.12/214,655,132.82 = 85,933,924.02/x
  3. Step 3: Cross multiply
    155,544,059.12x = 214,655,132.82 × 85,933,924.02
  4. Step 4: Simplify right side
    155,544,059.12x = 18,446,157,874,256,888
  5. Step 5: Solve for x
    x = 18,446,157,874,256,888/155,544,059.12
  6. Step 6: Final answer
    x = 118,591,208.04

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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.