Home / 1,839,062,014.85-2,758,494,124.31-905,454,146.18

Finding the Fourth Proportional to 1,839,062,014.85, 2,758,494,124.31 and 905,454,146.18

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Solution

The fourth proportional to 1,839,062,014.85, 2,758,494,124.31 and 905,454,146.18 is: 1,358,132,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,062,014.85 : 2,758,494,124.31 = 905,454,146.18 : x
  2. Step 2: Convert to fraction form
    1,839,062,014.85/2,758,494,124.31 = 905,454,146.18/x
  3. Step 3: Cross multiply
    1,839,062,014.85x = 2,758,494,124.31 × 905,454,146.18
  4. Step 4: Simplify right side
    1,839,062,014.85x = 2,497,689,942,051,337,728
  5. Step 5: Solve for x
    x = 2,497,689,942,051,337,728/1,839,062,014.85
  6. Step 6: Final answer
    x = 1,358,132,527.28

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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.