Home / 614,839,488,930.30-848,505,166,017.78-340,485,141,396.80

Finding the Fourth Proportional to 614,839,488,930.30, 848,505,166,017.78 and 340,485,141,396.80

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Solution

The fourth proportional to 614,839,488,930.30, 848,505,166,017.78 and 340,485,141,396.80 is: 469,884,265,127.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839,488,930.30 : 848,505,166,017.78 = 340,485,141,396.80 : x
  2. Step 2: Convert to fraction form
    614,839,488,930.30/848,505,166,017.78 = 340,485,141,396.80/x
  3. Step 3: Cross multiply
    614,839,488,930.30x = 848,505,166,017.78 × 340,485,141,396.80
  4. Step 4: Simplify right side
    614,839,488,930.30x = 288,903,401,427,479,090,429,952
  5. Step 5: Solve for x
    x = 288,903,401,427,479,090,429,952/614,839,488,930.30
  6. Step 6: Final answer
    x = 469,884,265,127.66

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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.