Home / 177,144,912.20-265,717,368.30-131,795,280.20

Finding the Fourth Proportional to 177,144,912.20, 265,717,368.30 and 131,795,280.20

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Solution

The fourth proportional to 177,144,912.20, 265,717,368.30 and 131,795,280.20 is: 197,692,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,144,912.20 : 265,717,368.30 = 131,795,280.20 : x
  2. Step 2: Convert to fraction form
    177,144,912.20/265,717,368.30 = 131,795,280.20/x
  3. Step 3: Cross multiply
    177,144,912.20x = 265,717,368.30 × 131,795,280.20
  4. Step 4: Simplify right side
    177,144,912.20x = 35,020,295,009,105,100
  5. Step 5: Solve for x
    x = 35,020,295,009,105,100/177,144,912.20
  6. Step 6: Final answer
    x = 197,692,920.30

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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.