Home / 1,162,269,428.40-1,743,410,441.16-344,388,815.28

Finding the Fourth Proportional to 1,162,269,428.40, 1,743,410,441.16 and 344,388,815.28

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Solution

The fourth proportional to 1,162,269,428.40, 1,743,410,441.16 and 344,388,815.28 is: 516,585,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,269,428.40 : 1,743,410,441.16 = 344,388,815.28 : x
  2. Step 2: Convert to fraction form
    1,162,269,428.40/1,743,410,441.16 = 344,388,815.28/x
  3. Step 3: Cross multiply
    1,162,269,428.40x = 1,743,410,441.16 × 344,388,815.28
  4. Step 4: Simplify right side
    1,162,269,428.40x = 600,411,056,377,874,560
  5. Step 5: Solve for x
    x = 600,411,056,377,874,560/1,162,269,428.40
  6. Step 6: Final answer
    x = 516,585,089.23

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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.