Home / 1,093,065,404.70-1,639,598,107.05-316,736,391.90

Finding the Fourth Proportional to 1,093,065,404.70, 1,639,598,107.05 and 316,736,391.90

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Solution

The fourth proportional to 1,093,065,404.70, 1,639,598,107.05 and 316,736,391.90 is: 475,104,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,065,404.70 : 1,639,598,107.05 = 316,736,391.90 : x
  2. Step 2: Convert to fraction form
    1,093,065,404.70/1,639,598,107.05 = 316,736,391.90/x
  3. Step 3: Cross multiply
    1,093,065,404.70x = 1,639,598,107.05 × 316,736,391.90
  4. Step 4: Simplify right side
    1,093,065,404.70x = 519,320,388,593,086,912
  5. Step 5: Solve for x
    x = 519,320,388,593,086,912/1,093,065,404.70
  6. Step 6: Final answer
    x = 475,104,587.85

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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.