Home / 107,700,508.12-161,460,832.74-50,163,162.52

Finding the Fourth Proportional to 107,700,508.12, 161,460,832.74 and 50,163,162.52

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Solution

The fourth proportional to 107,700,508.12, 161,460,832.74 and 50,163,162.52 is: 75,202,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,700,508.12 : 161,460,832.74 = 50,163,162.52 : x
  2. Step 2: Convert to fraction form
    107,700,508.12/161,460,832.74 = 50,163,162.52/x
  3. Step 3: Cross multiply
    107,700,508.12x = 161,460,832.74 × 50,163,162.52
  4. Step 4: Simplify right side
    107,700,508.12x = 8,099,385,993,351,158
  5. Step 5: Solve for x
    x = 8,099,385,993,351,158/107,700,508.12
  6. Step 6: Final answer
    x = 75,202,857.76

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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.