Home / 614,839,488,928.40-848,505,166,015.08-340,485,141,394.90

Finding the Fourth Proportional to 614,839,488,928.40, 848,505,166,015.08 and 340,485,141,394.90

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Solution

The fourth proportional to 614,839,488,928.40, 848,505,166,015.08 and 340,485,141,394.90 is: 469,884,265,124.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839,488,928.40 : 848,505,166,015.08 = 340,485,141,394.90 : x
  2. Step 2: Convert to fraction form
    614,839,488,928.40/848,505,166,015.08 = 340,485,141,394.90/x
  3. Step 3: Cross multiply
    614,839,488,928.40x = 848,505,166,015.08 × 340,485,141,394.90
  4. Step 4: Simplify right side
    614,839,488,928.40x = 288,903,401,424,947,609,862,144
  5. Step 5: Solve for x
    x = 288,903,401,424,947,609,862,144/614,839,488,928.40
  6. Step 6: Final answer
    x = 469,884,265,124.99

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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.