Home / 864,844,380.33-1,193,470,493.97-468,364,148.25

Finding the Fourth Proportional to 864,844,380.33, 1,193,470,493.97 and 468,364,148.25

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Solution

The fourth proportional to 864,844,380.33, 1,193,470,493.97 and 468,364,148.25 is: 646,334,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,844,380.33 : 1,193,470,493.97 = 468,364,148.25 : x
  2. Step 2: Convert to fraction form
    864,844,380.33/1,193,470,493.97 = 468,364,148.25/x
  3. Step 3: Cross multiply
    864,844,380.33x = 1,193,470,493.97 × 468,364,148.25
  4. Step 4: Simplify right side
    864,844,380.33x = 558,978,791,369,765,824
  5. Step 5: Solve for x
    x = 558,978,791,369,765,824/864,844,380.33
  6. Step 6: Final answer
    x = 646,334,536.11

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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.