Home / 92,954,296.20-139,436,693.10-28,260,211.80

Finding the Fourth Proportional to 92,954,296.20, 139,436,693.10 and 28,260,211.80

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Solution

The fourth proportional to 92,954,296.20, 139,436,693.10 and 28,260,211.80 is: 42,391,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,954,296.20 : 139,436,693.10 = 28,260,211.80 : x
  2. Step 2: Convert to fraction form
    92,954,296.20/139,436,693.10 = 28,260,211.80/x
  3. Step 3: Cross multiply
    92,954,296.20x = 139,436,693.10 × 28,260,211.80
  4. Step 4: Simplify right side
    92,954,296.20x = 3,940,510,479,697,598.50
  5. Step 5: Solve for x
    x = 3,940,510,479,697,598.50/92,954,296.20
  6. Step 6: Final answer
    x = 42,391,913.45

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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.