Home / 142,117,452.66-213,196,514.24-43,757,481.60

Finding the Fourth Proportional to 142,117,452.66, 213,196,514.24 and 43,757,481.60

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Solution

The fourth proportional to 142,117,452.66, 213,196,514.24 and 43,757,481.60 is: 65,642,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,117,452.66 : 213,196,514.24 = 43,757,481.60 : x
  2. Step 2: Convert to fraction form
    142,117,452.66/213,196,514.24 = 43,757,481.60/x
  3. Step 3: Cross multiply
    142,117,452.66x = 213,196,514.24 × 43,757,481.60
  4. Step 4: Simplify right side
    142,117,452.66x = 9,328,942,549,040,938
  5. Step 5: Solve for x
    x = 9,328,942,549,040,938/142,117,452.66
  6. Step 6: Final answer
    x = 65,642,483.55

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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.