Home / 53,630,810.83-80,425,796.95-31,777,356.90

Finding the Fourth Proportional to 53,630,810.83, 80,425,796.95 and 31,777,356.90

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Solution

The fourth proportional to 53,630,810.83, 80,425,796.95 and 31,777,356.90 is: 47,653,936.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,630,810.83 : 80,425,796.95 = 31,777,356.90 : x
  2. Step 2: Convert to fraction form
    53,630,810.83/80,425,796.95 = 31,777,356.90/x
  3. Step 3: Cross multiply
    53,630,810.83x = 80,425,796.95 × 31,777,356.90
  4. Step 4: Simplify right side
    53,630,810.83x = 2,555,719,253,647,081.50
  5. Step 5: Solve for x
    x = 2,555,719,253,647,081.50/53,630,810.83
  6. Step 6: Final answer
    x = 47,653,936.50

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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.