Home / 263,811,812.60-395,721,086.65-69,721,550.88

Finding the Fourth Proportional to 263,811,812.60, 395,721,086.65 and 69,721,550.88

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Solution

The fourth proportional to 263,811,812.60, 395,721,086.65 and 69,721,550.88 is: 104,583,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,811,812.60 : 395,721,086.65 = 69,721,550.88 : x
  2. Step 2: Convert to fraction form
    263,811,812.60/395,721,086.65 = 69,721,550.88/x
  3. Step 3: Cross multiply
    263,811,812.60x = 395,721,086.65 × 69,721,550.88
  4. Step 4: Simplify right side
    263,811,812.60x = 27,590,287,877,156,860
  5. Step 5: Solve for x
    x = 27,590,287,877,156,860/263,811,812.60
  6. Step 6: Final answer
    x = 104,583,216.37

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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.