Home / 847,238,859.39-1,270,130,338.04-294,469,457.79

Finding the Fourth Proportional to 847,238,859.39, 1,270,130,338.04 and 294,469,457.79

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Solution

The fourth proportional to 847,238,859.39, 1,270,130,338.04 and 294,469,457.79 is: 441,451,177.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,238,859.39 : 1,270,130,338.04 = 294,469,457.79 : x
  2. Step 2: Convert to fraction form
    847,238,859.39/1,270,130,338.04 = 294,469,457.79/x
  3. Step 3: Cross multiply
    847,238,859.39x = 1,270,130,338.04 × 294,469,457.79
  4. Step 4: Simplify right side
    847,238,859.39x = 374,014,591,963,795,904
  5. Step 5: Solve for x
    x = 374,014,591,963,795,904/847,238,859.39
  6. Step 6: Final answer
    x = 441,451,177.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.