Home / 753,245,776.91-1,129,872,273.91-228,619,436.11

Finding the Fourth Proportional to 753,245,776.91, 1,129,872,273.91 and 228,619,436.11

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Solution

The fourth proportional to 753,245,776.91, 1,129,872,273.91 and 228,619,436.11 is: 342,930,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,245,776.91 : 1,129,872,273.91 = 228,619,436.11 : x
  2. Step 2: Convert to fraction form
    753,245,776.91/1,129,872,273.91 = 228,619,436.11/x
  3. Step 3: Cross multiply
    753,245,776.91x = 1,129,872,273.91 × 228,619,436.11
  4. Step 4: Simplify right side
    753,245,776.91x = 258,310,762,134,231,424
  5. Step 5: Solve for x
    x = 258,310,762,134,231,424/753,245,776.91
  6. Step 6: Final answer
    x = 342,930,249.40

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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.