Home / 262,081,203.80-393,121,805.70-89,532,152.60

Finding the Fourth Proportional to 262,081,203.80, 393,121,805.70 and 89,532,152.60

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Solution

The fourth proportional to 262,081,203.80, 393,121,805.70 and 89,532,152.60 is: 134,298,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,081,203.80 : 393,121,805.70 = 89,532,152.60 : x
  2. Step 2: Convert to fraction form
    262,081,203.80/393,121,805.70 = 89,532,152.60/x
  3. Step 3: Cross multiply
    262,081,203.80x = 393,121,805.70 × 89,532,152.60
  4. Step 4: Simplify right side
    262,081,203.80x = 35,197,041,498,319,948
  5. Step 5: Solve for x
    x = 35,197,041,498,319,948/262,081,203.80
  6. Step 6: Final answer
    x = 134,298,228.90

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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.