Home / 251,760,954.15-344,913,737.51-242,325,021.96

Finding the Fourth Proportional to 251,760,954.15, 344,913,737.51 and 242,325,021.96

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Solution

The fourth proportional to 251,760,954.15, 344,913,737.51 and 242,325,021.96 is: 331,986,464.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,760,954.15 : 344,913,737.51 = 242,325,021.96 : x
  2. Step 2: Convert to fraction form
    251,760,954.15/344,913,737.51 = 242,325,021.96/x
  3. Step 3: Cross multiply
    251,760,954.15x = 344,913,737.51 × 242,325,021.96
  4. Step 4: Simplify right side
    251,760,954.15x = 83,581,229,016,416,432
  5. Step 5: Solve for x
    x = 83,581,229,016,416,432/251,760,954.15
  6. Step 6: Final answer
    x = 331,986,464.30

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.