Home / 104,969,882.54-157,436,878.16-28,274,974.63

Finding the Fourth Proportional to 104,969,882.54, 157,436,878.16 and 28,274,974.63

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Solution

The fourth proportional to 104,969,882.54, 157,436,878.16 and 28,274,974.63 is: 42,407,628.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,969,882.54 : 157,436,878.16 = 28,274,974.63 : x
  2. Step 2: Convert to fraction form
    104,969,882.54/157,436,878.16 = 28,274,974.63/x
  3. Step 3: Cross multiply
    104,969,882.54x = 157,436,878.16 × 28,274,974.63
  4. Step 4: Simplify right side
    104,969,882.54x = 4,451,523,735,477,496.50
  5. Step 5: Solve for x
    x = 4,451,523,735,477,496.50/104,969,882.54
  6. Step 6: Final answer
    x = 42,407,628.05

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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.