Home / 2,881,286,097.96-3,976,219,956.42-1,691,881,365.72

Finding the Fourth Proportional to 2,881,286,097.96, 3,976,219,956.42 and 1,691,881,365.72

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Solution

The fourth proportional to 2,881,286,097.96, 3,976,219,956.42 and 1,691,881,365.72 is: 2,334,822,791.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,286,097.96 : 3,976,219,956.42 = 1,691,881,365.72 : x
  2. Step 2: Convert to fraction form
    2,881,286,097.96/3,976,219,956.42 = 1,691,881,365.72/x
  3. Step 3: Cross multiply
    2,881,286,097.96x = 3,976,219,956.42 × 1,691,881,365.72
  4. Step 4: Simplify right side
    2,881,286,097.96x = 6,727,292,450,270,988,288
  5. Step 5: Solve for x
    x = 6,727,292,450,270,988,288/2,881,286,097.96
  6. Step 6: Final answer
    x = 2,334,822,791.47

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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.