Home / 758,146,557.11-1,137,277,015.08-226,315,990.69

Finding the Fourth Proportional to 758,146,557.11, 1,137,277,015.08 and 226,315,990.69

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Solution

The fourth proportional to 758,146,557.11, 1,137,277,015.08 and 226,315,990.69 is: 339,491,054.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,146,557.11 : 1,137,277,015.08 = 226,315,990.69 : x
  2. Step 2: Convert to fraction form
    758,146,557.11/1,137,277,015.08 = 226,315,990.69/x
  3. Step 3: Cross multiply
    758,146,557.11x = 1,137,277,015.08 × 226,315,990.69
  4. Step 4: Simplify right side
    758,146,557.11x = 257,383,974,353,953,056
  5. Step 5: Solve for x
    x = 257,383,974,353,953,056/758,146,557.11
  6. Step 6: Final answer
    x = 339,491,054.78

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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.