Home / 166,236,378.58-229,406,513.61-92,897,520.58

Finding the Fourth Proportional to 166,236,378.58, 229,406,513.61 and 92,897,520.58

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Solution

The fourth proportional to 166,236,378.58, 229,406,513.61 and 92,897,520.58 is: 128,198,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,236,378.58 : 229,406,513.61 = 92,897,520.58 : x
  2. Step 2: Convert to fraction form
    166,236,378.58/229,406,513.61 = 92,897,520.58/x
  3. Step 3: Cross multiply
    166,236,378.58x = 229,406,513.61 × 92,897,520.58
  4. Step 4: Simplify right side
    166,236,378.58x = 21,311,296,319,271,028
  5. Step 5: Solve for x
    x = 21,311,296,319,271,028/166,236,378.58
  6. Step 6: Final answer
    x = 128,198,752.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.