Home / 809,149,333.44-1,116,352,736.40-526,763,193.60

Finding the Fourth Proportional to 809,149,333.44, 1,116,352,736.40 and 526,763,193.60

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Solution

The fourth proportional to 809,149,333.44, 1,116,352,736.40 and 526,763,193.60 is: 726,755,258.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,149,333.44 : 1,116,352,736.40 = 526,763,193.60 : x
  2. Step 2: Convert to fraction form
    809,149,333.44/1,116,352,736.40 = 526,763,193.60/x
  3. Step 3: Cross multiply
    809,149,333.44x = 1,116,352,736.40 × 526,763,193.60
  4. Step 4: Simplify right side
    809,149,333.44x = 588,053,532,610,163,072
  5. Step 5: Solve for x
    x = 588,053,532,610,163,072/809,149,333.44
  6. Step 6: Final answer
    x = 726,755,258.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.