Home / 614,839,489,037.20-848,505,166,165.40-340,485,141,503.75

Finding the Fourth Proportional to 614,839,489,037.20, 848,505,166,165.40 and 340,485,141,503.75

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Solution

The fourth proportional to 614,839,489,037.20, 848,505,166,165.40 and 340,485,141,503.75 is: 469,884,265,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839,489,037.20 : 848,505,166,165.40 = 340,485,141,503.75 : x
  2. Step 2: Convert to fraction form
    614,839,489,037.20/848,505,166,165.40 = 340,485,141,503.75/x
  3. Step 3: Cross multiply
    614,839,489,037.20x = 848,505,166,165.40 × 340,485,141,503.75
  4. Step 4: Simplify right side
    614,839,489,037.20x = 288,903,401,568,489,141,436,416
  5. Step 5: Solve for x
    x = 288,903,401,568,489,141,436,416/614,839,489,037.20
  6. Step 6: Final answer
    x = 469,884,265,275.31

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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.