Home / 112,273,857.10-168,410,785.65-73,531,808.20

Finding the Fourth Proportional to 112,273,857.10, 168,410,785.65 and 73,531,808.20

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Solution

The fourth proportional to 112,273,857.10, 168,410,785.65 and 73,531,808.20 is: 110,297,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,273,857.10 : 168,410,785.65 = 73,531,808.20 : x
  2. Step 2: Convert to fraction form
    112,273,857.10/168,410,785.65 = 73,531,808.20/x
  3. Step 3: Cross multiply
    112,273,857.10x = 168,410,785.65 × 73,531,808.20
  4. Step 4: Simplify right side
    112,273,857.10x = 12,383,549,589,227,114
  5. Step 5: Solve for x
    x = 12,383,549,589,227,114/112,273,857.10
  6. Step 6: Final answer
    x = 110,297,712.30

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1.5x scale

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.