Home / 262,081,202.80-393,121,804.20-89,532,151.60

Finding the Fourth Proportional to 262,081,202.80, 393,121,804.20 and 89,532,151.60

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Solution

The fourth proportional to 262,081,202.80, 393,121,804.20 and 89,532,151.60 is: 134,298,227.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,081,202.80 : 393,121,804.20 = 89,532,151.60 : x
  2. Step 2: Convert to fraction form
    262,081,202.80/393,121,804.20 = 89,532,151.60/x
  3. Step 3: Cross multiply
    262,081,202.80x = 393,121,804.20 × 89,532,151.60
  4. Step 4: Simplify right side
    262,081,202.80x = 35,197,040,970,899,912
  5. Step 5: Solve for x
    x = 35,197,040,970,899,912/262,081,202.80
  6. Step 6: Final answer
    x = 134,298,227.40

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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.