Home / 92,956,712.20-139,440,317.10-28,262,627.80

Finding the Fourth Proportional to 92,956,712.20, 139,440,317.10 and 28,262,627.80

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Solution

The fourth proportional to 92,956,712.20, 139,440,317.10 and 28,262,627.80 is: 42,395,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,956,712.20 : 139,440,317.10 = 28,262,627.80 : x
  2. Step 2: Convert to fraction form
    92,956,712.20/139,440,317.10 = 28,262,627.80/x
  3. Step 3: Cross multiply
    92,956,712.20x = 139,440,317.10 × 28,262,627.80
  4. Step 4: Simplify right side
    92,956,712.20x = 3,940,949,782,511,275.50
  5. Step 5: Solve for x
    x = 3,940,949,782,511,275.50/92,956,712.20
  6. Step 6: Final answer
    x = 42,395,537.55

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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.