Home / 301,053,367.44-451,580,128.92-85,642,615.44

Finding the Fourth Proportional to 301,053,367.44, 451,580,128.92 and 85,642,615.44

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Solution

The fourth proportional to 301,053,367.44, 451,580,128.92 and 85,642,615.44 is: 128,463,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,053,367.44 : 451,580,128.92 = 85,642,615.44 : x
  2. Step 2: Convert to fraction form
    301,053,367.44/451,580,128.92 = 85,642,615.44/x
  3. Step 3: Cross multiply
    301,053,367.44x = 451,580,128.92 × 85,642,615.44
  4. Step 4: Simplify right side
    301,053,367.44x = 38,674,503,321,441,184
  5. Step 5: Solve for x
    x = 38,674,503,321,441,184/301,053,367.44
  6. Step 6: Final answer
    x = 128,463,945.28

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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.