Home / 614,839,489,035.05-848,505,166,162.45-340,485,141,501.55

Finding the Fourth Proportional to 614,839,489,035.05, 848,505,166,162.45 and 340,485,141,501.55

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Solution

The fourth proportional to 614,839,489,035.05, 848,505,166,162.45 and 340,485,141,501.55 is: 469,884,265,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,839,489,035.05 : 848,505,166,162.45 = 340,485,141,501.55 : x
  2. Step 2: Convert to fraction form
    614,839,489,035.05/848,505,166,162.45 = 340,485,141,501.55/x
  3. Step 3: Cross multiply
    614,839,489,035.05x = 848,505,166,162.45 × 340,485,141,501.55
  4. Step 4: Simplify right side
    614,839,489,035.05x = 288,903,401,565,617,955,799,040
  5. Step 5: Solve for x
    x = 288,903,401,565,617,955,799,040/614,839,489,035.05
  6. Step 6: Final answer
    x = 469,884,265,272.28

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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.