Home / 53,630,832.33-80,425,829.16-31,777,378.38

Finding the Fourth Proportional to 53,630,832.33, 80,425,829.16 and 31,777,378.38

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Solution

The fourth proportional to 53,630,832.33, 80,425,829.16 and 31,777,378.38 is: 47,653,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,630,832.33 : 80,425,829.16 = 31,777,378.38 : x
  2. Step 2: Convert to fraction form
    53,630,832.33/80,425,829.16 = 31,777,378.38/x
  3. Step 3: Cross multiply
    53,630,832.33x = 80,425,829.16 × 31,777,378.38
  4. Step 4: Simplify right side
    53,630,832.33x = 2,555,722,004,742,557.50
  5. Step 5: Solve for x
    x = 2,555,722,004,742,557.50/53,630,832.33
  6. Step 6: Final answer
    x = 47,653,968.69

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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.