Home / 614,839,488,928.80-848,505,166,015.68-340,485,141,395.30

Finding the Fourth Proportional to 614,839,488,928.80, 848,505,166,015.68 and 340,485,141,395.30

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Solution

The fourth proportional to 614,839,488,928.80, 848,505,166,015.68 and 340,485,141,395.30 is: 469,884,265,125.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839,488,928.80 : 848,505,166,015.68 = 340,485,141,395.30 : x
  2. Step 2: Convert to fraction form
    614,839,488,928.80/848,505,166,015.68 = 340,485,141,395.30/x
  3. Step 3: Cross multiply
    614,839,488,928.80x = 848,505,166,015.68 × 340,485,141,395.30
  4. Step 4: Simplify right side
    614,839,488,928.80x = 288,903,401,425,491,325,878,272
  5. Step 5: Solve for x
    x = 288,903,401,425,491,325,878,272/614,839,488,928.80
  6. Step 6: Final answer
    x = 469,884,265,125.57

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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.