Home / 947,065,333.28-1,419,873,824.75-573,491,914.73

Finding the Fourth Proportional to 947,065,333.28, 1,419,873,824.75 and 573,491,914.73

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Solution

The fourth proportional to 947,065,333.28, 1,419,873,824.75 and 573,491,914.73 is: 859,799,350.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,065,333.28 : 1,419,873,824.75 = 573,491,914.73 : x
  2. Step 2: Convert to fraction form
    947,065,333.28/1,419,873,824.75 = 573,491,914.73/x
  3. Step 3: Cross multiply
    947,065,333.28x = 1,419,873,824.75 × 573,491,914.73
  4. Step 4: Simplify right side
    947,065,333.28x = 814,286,158,426,243,584
  5. Step 5: Solve for x
    x = 814,286,158,426,243,584/947,065,333.28
  6. Step 6: Final answer
    x = 859,799,350.50

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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.