Home / 74,859,863.10-112,100,837.85-49,161,738.30

Finding the Fourth Proportional to 74,859,863.10, 112,100,837.85 and 49,161,738.30

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Solution

The fourth proportional to 74,859,863.10, 112,100,837.85 and 49,161,738.30 is: 73,618,516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,859,863.10 : 112,100,837.85 = 49,161,738.30 : x
  2. Step 2: Convert to fraction form
    74,859,863.10/112,100,837.85 = 49,161,738.30/x
  3. Step 3: Cross multiply
    74,859,863.10x = 112,100,837.85 × 49,161,738.30
  4. Step 4: Simplify right side
    74,859,863.10x = 5,511,072,053,592,434
  5. Step 5: Solve for x
    x = 5,511,072,053,592,434/74,859,863.10
  6. Step 6: Final answer
    x = 73,618,516.32

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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.