Home / 271,525,309.20-407,287,963.80-99,007,750.80

Finding the Fourth Proportional to 271,525,309.20, 407,287,963.80 and 99,007,750.80

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Solution

The fourth proportional to 271,525,309.20, 407,287,963.80 and 99,007,750.80 is: 148,511,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,525,309.20 : 407,287,963.80 = 99,007,750.80 : x
  2. Step 2: Convert to fraction form
    271,525,309.20/407,287,963.80 = 99,007,750.80/x
  3. Step 3: Cross multiply
    271,525,309.20x = 407,287,963.80 × 99,007,750.80
  4. Step 4: Simplify right side
    271,525,309.20x = 40,324,665,223,749,824
  5. Step 5: Solve for x
    x = 40,324,665,223,749,824/271,525,309.20
  6. Step 6: Final answer
    x = 148,511,626.20

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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.