Home / 363,012,866.32-501,000,107.70-206,403,439

Finding the Fourth Proportional to 363,012,866.32, 501,000,107.70 and 206,403,439

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Solution

The fourth proportional to 363,012,866.32, 501,000,107.70 and 206,403,439 is: 284,860,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,012,866.32 : 501,000,107.70 = 206,403,439 : x
  2. Step 2: Convert to fraction form
    363,012,866.32/501,000,107.70 = 206,403,439/x
  3. Step 3: Cross multiply
    363,012,866.32x = 501,000,107.70 × 206,403,439
  4. Step 4: Simplify right side
    363,012,866.32x = 103,408,145,168,650,384
  5. Step 5: Solve for x
    x = 103,408,145,168,650,384/363,012,866.32
  6. Step 6: Final answer
    x = 284,860,826.61

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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.