Home / 109,654,057.80-164,481,086.70-108,898,230.60

Finding the Fourth Proportional to 109,654,057.80, 164,481,086.70 and 108,898,230.60

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Solution

The fourth proportional to 109,654,057.80, 164,481,086.70 and 108,898,230.60 is: 163,347,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,654,057.80 : 164,481,086.70 = 108,898,230.60 : x
  2. Step 2: Convert to fraction form
    109,654,057.80/164,481,086.70 = 108,898,230.60/x
  3. Step 3: Cross multiply
    109,654,057.80x = 164,481,086.70 × 108,898,230.60
  4. Step 4: Simplify right side
    109,654,057.80x = 17,911,699,308,795,190
  5. Step 5: Solve for x
    x = 17,911,699,308,795,190/109,654,057.80
  6. Step 6: Final answer
    x = 163,347,345.90

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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.