Home / 113,328,906.60-170,035,350.30-109,129,866.60

Finding the Fourth Proportional to 113,328,906.60, 170,035,350.30 and 109,129,866.60

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Solution

The fourth proportional to 113,328,906.60, 170,035,350.30 and 109,129,866.60 is: 163,735,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,328,906.60 : 170,035,350.30 = 109,129,866.60 : x
  2. Step 2: Convert to fraction form
    113,328,906.60/170,035,350.30 = 109,129,866.60/x
  3. Step 3: Cross multiply
    113,328,906.60x = 170,035,350.30 × 109,129,866.60
  4. Step 4: Simplify right side
    113,328,906.60x = 18,555,935,095,523,272
  5. Step 5: Solve for x
    x = 18,555,935,095,523,272/113,328,906.60
  6. Step 6: Final answer
    x = 163,735,234.48

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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.