Home / 205,015,484.03-282,921,183.72-115,726,226.72

Finding the Fourth Proportional to 205,015,484.03, 282,921,183.72 and 115,726,226.72

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Solution

The fourth proportional to 205,015,484.03, 282,921,183.72 and 115,726,226.72 is: 159,702,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,015,484.03 : 282,921,183.72 = 115,726,226.72 : x
  2. Step 2: Convert to fraction form
    205,015,484.03/282,921,183.72 = 115,726,226.72/x
  3. Step 3: Cross multiply
    205,015,484.03x = 282,921,183.72 × 115,726,226.72
  4. Step 4: Simplify right side
    205,015,484.03x = 32,741,401,049,656,892
  5. Step 5: Solve for x
    x = 32,741,401,049,656,892/205,015,484.03
  6. Step 6: Final answer
    x = 159,702,088.87

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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.