Home / 154,548,110.70-231,822,166.05-109,198,478.70

Finding the Fourth Proportional to 154,548,110.70, 231,822,166.05 and 109,198,478.70

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Solution

The fourth proportional to 154,548,110.70, 231,822,166.05 and 109,198,478.70 is: 163,797,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,548,110.70 : 231,822,166.05 = 109,198,478.70 : x
  2. Step 2: Convert to fraction form
    154,548,110.70/231,822,166.05 = 109,198,478.70/x
  3. Step 3: Cross multiply
    154,548,110.70x = 231,822,166.05 × 109,198,478.70
  4. Step 4: Simplify right side
    154,548,110.70x = 25,314,627,861,598,792
  5. Step 5: Solve for x
    x = 25,314,627,861,598,792/154,548,110.70
  6. Step 6: Final answer
    x = 163,797,718.05

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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.