Home / 75,268,234.30-103,676,632.05-53,203,800.43

Finding the Fourth Proportional to 75,268,234.30, 103,676,632.05 and 53,203,800.43

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Solution

The fourth proportional to 75,268,234.30, 103,676,632.05 and 53,203,800.43 is: 73,284,445.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,268,234.30 : 103,676,632.05 = 53,203,800.43 : x
  2. Step 2: Convert to fraction form
    75,268,234.30/103,676,632.05 = 53,203,800.43/x
  3. Step 3: Cross multiply
    75,268,234.30x = 103,676,632.05 × 53,203,800.43
  4. Step 4: Simplify right side
    75,268,234.30x = 5,515,990,840,324,358
  5. Step 5: Solve for x
    x = 5,515,990,840,324,358/75,268,234.30
  6. Step 6: Final answer
    x = 73,284,445.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.