Home / 290,090,069.76-435,135,104.64-95,949,321.60

Finding the Fourth Proportional to 290,090,069.76, 435,135,104.64 and 95,949,321.60

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Solution

The fourth proportional to 290,090,069.76, 435,135,104.64 and 95,949,321.60 is: 143,923,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,090,069.76 : 435,135,104.64 = 95,949,321.60 : x
  2. Step 2: Convert to fraction form
    290,090,069.76/435,135,104.64 = 95,949,321.60/x
  3. Step 3: Cross multiply
    290,090,069.76x = 435,135,104.64 × 95,949,321.60
  4. Step 4: Simplify right side
    290,090,069.76x = 41,750,918,094,553,008
  5. Step 5: Solve for x
    x = 41,750,918,094,553,008/290,090,069.76
  6. Step 6: Final answer
    x = 143,923,982.40

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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.