Home / 117,753,860.34-162,500,334.57-65,541,775.86

Finding the Fourth Proportional to 117,753,860.34, 162,500,334.57 and 65,541,775.86

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Solution

The fourth proportional to 117,753,860.34, 162,500,334.57 and 65,541,775.86 is: 90,447,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,753,860.34 : 162,500,334.57 = 65,541,775.86 : x
  2. Step 2: Convert to fraction form
    117,753,860.34/162,500,334.57 = 65,541,775.86/x
  3. Step 3: Cross multiply
    117,753,860.34x = 162,500,334.57 × 65,541,775.86
  4. Step 4: Simplify right side
    117,753,860.34x = 10,650,560,505,561,948
  5. Step 5: Solve for x
    x = 10,650,560,505,561,948/117,753,860.34
  6. Step 6: Final answer
    x = 90,447,654.75

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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.