Home / 303,429,987.90-418,733,383.14-164,200,749.48

Finding the Fourth Proportional to 303,429,987.90, 418,733,383.14 and 164,200,749.48

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Solution

The fourth proportional to 303,429,987.90, 418,733,383.14 and 164,200,749.48 is: 226,597,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,987.90 : 418,733,383.14 = 164,200,749.48 : x
  2. Step 2: Convert to fraction form
    303,429,987.90/418,733,383.14 = 164,200,749.48/x
  3. Step 3: Cross multiply
    303,429,987.90x = 418,733,383.14 × 164,200,749.48
  4. Step 4: Simplify right side
    303,429,987.90x = 68,756,335,343,883,992
  5. Step 5: Solve for x
    x = 68,756,335,343,883,992/303,429,987.90
  6. Step 6: Final answer
    x = 226,597,034.19

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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.