Home / 302,027,677.43-416,562,071.90-196,215,185.33

Finding the Fourth Proportional to 302,027,677.43, 416,562,071.90 and 196,215,185.33

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Solution

The fourth proportional to 302,027,677.43, 416,562,071.90 and 196,215,185.33 is: 270,623,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,027,677.43 : 416,562,071.90 = 196,215,185.33 : x
  2. Step 2: Convert to fraction form
    302,027,677.43/416,562,071.90 = 196,215,185.33/x
  3. Step 3: Cross multiply
    302,027,677.43x = 416,562,071.90 × 196,215,185.33
  4. Step 4: Simplify right side
    302,027,677.43x = 81,735,804,136,243,392
  5. Step 5: Solve for x
    x = 81,735,804,136,243,392/302,027,677.43
  6. Step 6: Final answer
    x = 270,623,556.20

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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.