Home / 270,558,409.52-405,664,984.92-178,335,671.60

Finding the Fourth Proportional to 270,558,409.52, 405,664,984.92 and 178,335,671.60

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Solution

The fourth proportional to 270,558,409.52, 405,664,984.92 and 178,335,671.60 is: 267,389,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,558,409.52 : 405,664,984.92 = 178,335,671.60 : x
  2. Step 2: Convert to fraction form
    270,558,409.52/405,664,984.92 = 178,335,671.60/x
  3. Step 3: Cross multiply
    270,558,409.52x = 405,664,984.92 × 178,335,671.60
  4. Step 4: Simplify right side
    270,558,409.52x = 72,344,537,530,312,080
  5. Step 5: Solve for x
    x = 72,344,537,530,312,080/270,558,409.52
  6. Step 6: Final answer
    x = 267,389,720.61

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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.