Home / 218,441,567.80-327,662,351.70-132,725,164.60

Finding the Fourth Proportional to 218,441,567.80, 327,662,351.70 and 132,725,164.60

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Solution

The fourth proportional to 218,441,567.80, 327,662,351.70 and 132,725,164.60 is: 199,087,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,441,567.80 : 327,662,351.70 = 132,725,164.60 : x
  2. Step 2: Convert to fraction form
    218,441,567.80/327,662,351.70 = 132,725,164.60/x
  3. Step 3: Cross multiply
    218,441,567.80x = 327,662,351.70 × 132,725,164.60
  4. Step 4: Simplify right side
    218,441,567.80x = 43,489,039,562,605,584
  5. Step 5: Solve for x
    x = 43,489,039,562,605,584/218,441,567.80
  6. Step 6: Final answer
    x = 199,087,746.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.