Home / 263,916,091.20-395,973,669.60-127,722,043.20

Finding the Fourth Proportional to 263,916,091.20, 395,973,669.60 and 127,722,043.20

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Solution

The fourth proportional to 263,916,091.20, 395,973,669.60 and 127,722,043.20 is: 191,631,233.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,916,091.20 : 395,973,669.60 = 127,722,043.20 : x
  2. Step 2: Convert to fraction form
    263,916,091.20/395,973,669.60 = 127,722,043.20/x
  3. Step 3: Cross multiply
    263,916,091.20x = 395,973,669.60 × 127,722,043.20
  4. Step 4: Simplify right side
    263,916,091.20x = 50,574,566,134,713,728
  5. Step 5: Solve for x
    x = 50,574,566,134,713,728/263,916,091.20
  6. Step 6: Final answer
    x = 191,631,233.64

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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.