Home / 263,363,884.80-395,300,802.24-127,144,849.92

Finding the Fourth Proportional to 263,363,884.80, 395,300,802.24 and 127,144,849.92

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Solution

The fourth proportional to 263,363,884.80, 395,300,802.24 and 127,144,849.92 is: 190,840,369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,363,884.80 : 395,300,802.24 = 127,144,849.92 : x
  2. Step 2: Convert to fraction form
    263,363,884.80/395,300,802.24 = 127,144,849.92/x
  3. Step 3: Cross multiply
    263,363,884.80x = 395,300,802.24 × 127,144,849.92
  4. Step 4: Simplify right side
    263,363,884.80x = 50,260,461,174,060,400
  5. Step 5: Solve for x
    x = 50,260,461,174,060,400/263,363,884.80
  6. Step 6: Final answer
    x = 190,840,369.83

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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.