Home / 178,628,930.80-267,943,396.20-177,117,276.40

Finding the Fourth Proportional to 178,628,930.80, 267,943,396.20 and 177,117,276.40

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Solution

The fourth proportional to 178,628,930.80, 267,943,396.20 and 177,117,276.40 is: 265,675,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,628,930.80 : 267,943,396.20 = 177,117,276.40 : x
  2. Step 2: Convert to fraction form
    178,628,930.80/267,943,396.20 = 177,117,276.40/x
  3. Step 3: Cross multiply
    178,628,930.80x = 267,943,396.20 × 177,117,276.40
  4. Step 4: Simplify right side
    178,628,930.80x = 47,457,404,564,310,112
  5. Step 5: Solve for x
    x = 47,457,404,564,310,112/178,628,930.80
  6. Step 6: Final answer
    x = 265,675,914.60

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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.