Home / 764,721,915,991.12-1,146,517,374,540.60-462,467,322,345.57

Finding the Fourth Proportional to 764,721,915,991.12, 1,146,517,374,540.60 and 462,467,322,345.57

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Solution

The fourth proportional to 764,721,915,991.12, 1,146,517,374,540.60 and 462,467,322,345.57 is: 693,358,996,438.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,721,915,991.12 : 1,146,517,374,540.60 = 462,467,322,345.57 : x
  2. Step 2: Convert to fraction form
    764,721,915,991.12/1,146,517,374,540.60 = 462,467,322,345.57/x
  3. Step 3: Cross multiply
    764,721,915,991.12x = 1,146,517,374,540.60 × 462,467,322,345.57
  4. Step 4: Simplify right side
    764,721,915,991.12x = 530,226,820,226,464,341,819,392
  5. Step 5: Solve for x
    x = 530,226,820,226,464,341,819,392/764,721,915,991.12
  6. Step 6: Final answer
    x = 693,358,996,438.94

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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.