Home / 693,921,299.52-1,040,885,492.22-233,863,454.64

Finding the Fourth Proportional to 693,921,299.52, 1,040,885,492.22 and 233,863,454.64

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Solution

The fourth proportional to 693,921,299.52, 1,040,885,492.22 and 233,863,454.64 is: 350,796,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,921,299.52 : 1,040,885,492.22 = 233,863,454.64 : x
  2. Step 2: Convert to fraction form
    693,921,299.52/1,040,885,492.22 = 233,863,454.64/x
  3. Step 3: Cross multiply
    693,921,299.52x = 1,040,885,492.22 × 233,863,454.64
  4. Step 4: Simplify right side
    693,921,299.52x = 243,425,077,095,226,048
  5. Step 5: Solve for x
    x = 243,425,077,095,226,048/693,921,299.52
  6. Step 6: Final answer
    x = 350,796,375.99

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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.