Home / 2,215,261,270.80-3,322,891,615.50-905,161,968.59

Finding the Fourth Proportional to 2,215,261,270.80, 3,322,891,615.50 and 905,161,968.59

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Solution

The fourth proportional to 2,215,261,270.80, 3,322,891,615.50 and 905,161,968.59 is: 1,357,742,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,261,270.80 : 3,322,891,615.50 = 905,161,968.59 : x
  2. Step 2: Convert to fraction form
    2,215,261,270.80/3,322,891,615.50 = 905,161,968.59/x
  3. Step 3: Cross multiply
    2,215,261,270.80x = 3,322,891,615.50 × 905,161,968.59
  4. Step 4: Simplify right side
    2,215,261,270.80x = 3,007,755,116,097,185,280
  5. Step 5: Solve for x
    x = 3,007,755,116,097,185,280/2,215,261,270.80
  6. Step 6: Final answer
    x = 1,357,742,834.10

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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.