Home / 614,839,489,037.15-848,505,166,165.35-340,485,141,503.70

Finding the Fourth Proportional to 614,839,489,037.15, 848,505,166,165.35 and 340,485,141,503.70

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Solution

The fourth proportional to 614,839,489,037.15, 848,505,166,165.35 and 340,485,141,503.70 is: 469,884,265,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839,489,037.15 : 848,505,166,165.35 = 340,485,141,503.70 : x
  2. Step 2: Convert to fraction form
    614,839,489,037.15/848,505,166,165.35 = 340,485,141,503.70/x
  3. Step 3: Cross multiply
    614,839,489,037.15x = 848,505,166,165.35 × 340,485,141,503.70
  4. Step 4: Simplify right side
    614,839,489,037.15x = 288,903,401,568,429,682,982,912
  5. Step 5: Solve for x
    x = 288,903,401,568,429,682,982,912/614,839,489,037.15
  6. Step 6: Final answer
    x = 469,884,265,275.25

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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.