Home / 177,148,141.20-265,722,211.80-108,769,107.60

Finding the Fourth Proportional to 177,148,141.20, 265,722,211.80 and 108,769,107.60

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Solution

The fourth proportional to 177,148,141.20, 265,722,211.80 and 108,769,107.60 is: 163,153,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148,141.20 : 265,722,211.80 = 108,769,107.60 : x
  2. Step 2: Convert to fraction form
    177,148,141.20/265,722,211.80 = 108,769,107.60/x
  3. Step 3: Cross multiply
    177,148,141.20x = 265,722,211.80 × 108,769,107.60
  4. Step 4: Simplify right side
    177,148,141.20x = 28,902,367,846,984,188
  5. Step 5: Solve for x
    x = 28,902,367,846,984,188/177,148,141.20
  6. Step 6: Final answer
    x = 163,153,661.40

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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.