Home / 436,104,374.76-654,283,220.22-140,993,193.78

Finding the Fourth Proportional to 436,104,374.76, 654,283,220.22 and 140,993,193.78

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Solution

The fourth proportional to 436,104,374.76, 654,283,220.22 and 140,993,193.78 is: 211,530,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,104,374.76 : 654,283,220.22 = 140,993,193.78 : x
  2. Step 2: Convert to fraction form
    436,104,374.76/654,283,220.22 = 140,993,193.78/x
  3. Step 3: Cross multiply
    436,104,374.76x = 654,283,220.22 × 140,993,193.78
  4. Step 4: Simplify right side
    436,104,374.76x = 92,249,480,855,480,880
  5. Step 5: Solve for x
    x = 92,249,480,855,480,880/436,104,374.76
  6. Step 6: Final answer
    x = 211,530,739.42

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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.