Home / 1,791,883,634.96-2,472,673,145.48-998,894,537.30

Finding the Fourth Proportional to 1,791,883,634.96, 2,472,673,145.48 and 998,894,537.30

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Solution

The fourth proportional to 1,791,883,634.96, 2,472,673,145.48 and 998,894,537.30 is: 1,378,404,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,883,634.96 : 2,472,673,145.48 = 998,894,537.30 : x
  2. Step 2: Convert to fraction form
    1,791,883,634.96/2,472,673,145.48 = 998,894,537.30/x
  3. Step 3: Cross multiply
    1,791,883,634.96x = 2,472,673,145.48 × 998,894,537.30
  4. Step 4: Simplify right side
    1,791,883,634.96x = 2,469,939,697,548,380,160
  5. Step 5: Solve for x
    x = 2,469,939,697,548,380,160/1,791,883,634.96
  6. Step 6: Final answer
    x = 1,378,404,071.20

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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.