Home / 92,954,281.20-139,436,670.60-28,260,196.80

Finding the Fourth Proportional to 92,954,281.20, 139,436,670.60 and 28,260,196.80

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Solution

The fourth proportional to 92,954,281.20, 139,436,670.60 and 28,260,196.80 is: 42,391,890.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,954,281.20 : 139,436,670.60 = 28,260,196.80 : x
  2. Step 2: Convert to fraction form
    92,954,281.20/139,436,670.60 = 28,260,196.80/x
  3. Step 3: Cross multiply
    92,954,281.20x = 139,436,670.60 × 28,260,196.80
  4. Step 4: Simplify right side
    92,954,281.20x = 3,940,507,752,292,774
  5. Step 5: Solve for x
    x = 3,940,507,752,292,774/92,954,281.20
  6. Step 6: Final answer
    x = 42,391,890.95

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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.