Home / 177,188,817.20-265,783,225.80-108,809,783.60

Finding the Fourth Proportional to 177,188,817.20, 265,783,225.80 and 108,809,783.60

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Solution

The fourth proportional to 177,188,817.20, 265,783,225.80 and 108,809,783.60 is: 163,214,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,188,817.20 : 265,783,225.80 = 108,809,783.60 : x
  2. Step 2: Convert to fraction form
    177,188,817.20/265,783,225.80 = 108,809,783.60/x
  3. Step 3: Cross multiply
    177,188,817.20x = 265,783,225.80 × 108,809,783.60
  4. Step 4: Simplify right side
    177,188,817.20x = 28,919,815,283,807,936
  5. Step 5: Solve for x
    x = 28,919,815,283,807,936/177,188,817.20
  6. Step 6: Final answer
    x = 163,214,675.40

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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.