Home / 57,666,276.78-79,579,672.86-31,204,630.86

Finding the Fourth Proportional to 57,666,276.78, 79,579,672.86 and 31,204,630.86

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Solution

The fourth proportional to 57,666,276.78, 79,579,672.86 and 31,204,630.86 is: 43,062,504.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,666,276.78 : 79,579,672.86 = 31,204,630.86 : x
  2. Step 2: Convert to fraction form
    57,666,276.78/79,579,672.86 = 31,204,630.86/x
  3. Step 3: Cross multiply
    57,666,276.78x = 79,579,672.86 × 31,204,630.86
  4. Step 4: Simplify right side
    57,666,276.78x = 2,483,254,315,555,860.50
  5. Step 5: Solve for x
    x = 2,483,254,315,555,860.50/57,666,276.78
  6. Step 6: Final answer
    x = 43,062,504.71

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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.