Home / 913,723,364.84-1,370,585,012.70-267,491,108.84

Finding the Fourth Proportional to 913,723,364.84, 1,370,585,012.70 and 267,491,108.84

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Solution

The fourth proportional to 913,723,364.84, 1,370,585,012.70 and 267,491,108.84 is: 401,236,653.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,723,364.84 : 1,370,585,012.70 = 267,491,108.84 : x
  2. Step 2: Convert to fraction form
    913,723,364.84/1,370,585,012.70 = 267,491,108.84/x
  3. Step 3: Cross multiply
    913,723,364.84x = 1,370,585,012.70 × 267,491,108.84
  4. Step 4: Simplify right side
    913,723,364.84x = 366,619,304,806,608,512
  5. Step 5: Solve for x
    x = 366,619,304,806,608,512/913,723,364.84
  6. Step 6: Final answer
    x = 401,236,653.14

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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.