Home / 1,669,838,869.79-2,304,422,640.84-982,451,172.04

Finding the Fourth Proportional to 1,669,838,869.79, 2,304,422,640.84 and 982,451,172.04

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Solution

The fourth proportional to 1,669,838,869.79, 2,304,422,640.84 and 982,451,172.04 is: 1,355,809,093.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,838,869.79 : 2,304,422,640.84 = 982,451,172.04 : x
  2. Step 2: Convert to fraction form
    1,669,838,869.79/2,304,422,640.84 = 982,451,172.04/x
  3. Step 3: Cross multiply
    1,669,838,869.79x = 2,304,422,640.84 × 982,451,172.04
  4. Step 4: Simplify right side
    1,669,838,869.79x = 2,263,982,724,375,416,320
  5. Step 5: Solve for x
    x = 2,263,982,724,375,416,320/1,669,838,869.79
  6. Step 6: Final answer
    x = 1,355,809,093.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.