Home / 196,993,358.30-295,490,037.45-115,364,020.70

Finding the Fourth Proportional to 196,993,358.30, 295,490,037.45 and 115,364,020.70

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Solution

The fourth proportional to 196,993,358.30, 295,490,037.45 and 115,364,020.70 is: 173,046,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,993,358.30 : 295,490,037.45 = 115,364,020.70 : x
  2. Step 2: Convert to fraction form
    196,993,358.30/295,490,037.45 = 115,364,020.70/x
  3. Step 3: Cross multiply
    196,993,358.30x = 295,490,037.45 × 115,364,020.70
  4. Step 4: Simplify right side
    196,993,358.30x = 34,088,918,797,025,576
  5. Step 5: Solve for x
    x = 34,088,918,797,025,576/196,993,358.30
  6. Step 6: Final answer
    x = 173,046,031.05

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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.