Home / 92,956,711.20-139,440,315.60-28,262,626.80

Finding the Fourth Proportional to 92,956,711.20, 139,440,315.60 and 28,262,626.80

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Solution

The fourth proportional to 92,956,711.20, 139,440,315.60 and 28,262,626.80 is: 42,395,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,956,711.20 : 139,440,315.60 = 28,262,626.80 : x
  2. Step 2: Convert to fraction form
    92,956,711.20/139,440,315.60 = 28,262,626.80/x
  3. Step 3: Cross multiply
    92,956,711.20x = 139,440,315.60 × 28,262,626.80
  4. Step 4: Simplify right side
    92,956,711.20x = 3,940,949,600,677,018
  5. Step 5: Solve for x
    x = 3,940,949,600,677,018/92,956,711.20
  6. Step 6: Final answer
    x = 42,395,536.05

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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.