Home / 801,692,821.59-1,202,244,271.69-276,928,377.81

Finding the Fourth Proportional to 801,692,821.59, 1,202,244,271.69 and 276,928,377.81

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Solution

The fourth proportional to 801,692,821.59, 1,202,244,271.69 and 276,928,377.81 is: 415,290,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,692,821.59 : 1,202,244,271.69 = 276,928,377.81 : x
  2. Step 2: Convert to fraction form
    801,692,821.59/1,202,244,271.69 = 276,928,377.81/x
  3. Step 3: Cross multiply
    801,692,821.59x = 1,202,244,271.69 × 276,928,377.81
  4. Step 4: Simplify right side
    801,692,821.59x = 332,935,555,890,476,608
  5. Step 5: Solve for x
    x = 332,935,555,890,476,608/801,692,821.59
  6. Step 6: Final answer
    x = 415,290,678.58

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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.