Home / 262,095,198.80-393,142,798.20-89,546,147.60

Finding the Fourth Proportional to 262,095,198.80, 393,142,798.20 and 89,546,147.60

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Solution

The fourth proportional to 262,095,198.80, 393,142,798.20 and 89,546,147.60 is: 134,319,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,095,198.80 : 393,142,798.20 = 89,546,147.60 : x
  2. Step 2: Convert to fraction form
    262,095,198.80/393,142,798.20 = 89,546,147.60/x
  3. Step 3: Cross multiply
    262,095,198.80x = 393,142,798.20 × 89,546,147.60
  4. Step 4: Simplify right side
    262,095,198.80x = 35,204,423,035,494,212
  5. Step 5: Solve for x
    x = 35,204,423,035,494,212/262,095,198.80
  6. Step 6: Final answer
    x = 134,319,221.40

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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.