Home / 263,811,812.94-395,721,087.16-69,721,551.22

Finding the Fourth Proportional to 263,811,812.94, 395,721,087.16 and 69,721,551.22

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Solution

The fourth proportional to 263,811,812.94, 395,721,087.16 and 69,721,551.22 is: 104,583,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,811,812.94 : 395,721,087.16 = 69,721,551.22 : x
  2. Step 2: Convert to fraction form
    263,811,812.94/395,721,087.16 = 69,721,551.22/x
  3. Step 3: Cross multiply
    263,811,812.94x = 395,721,087.16 × 69,721,551.22
  4. Step 4: Simplify right side
    263,811,812.94x = 27,590,288,047,260,024
  5. Step 5: Solve for x
    x = 27,590,288,047,260,024/263,811,812.94
  6. Step 6: Final answer
    x = 104,583,216.88

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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.