Home / 196,993,485.30-295,490,227.95-115,364,147.70

Finding the Fourth Proportional to 196,993,485.30, 295,490,227.95 and 115,364,147.70

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Solution

The fourth proportional to 196,993,485.30, 295,490,227.95 and 115,364,147.70 is: 173,046,221.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,993,485.30 : 295,490,227.95 = 115,364,147.70 : x
  2. Step 2: Convert to fraction form
    196,993,485.30/295,490,227.95 = 115,364,147.70/x
  3. Step 3: Cross multiply
    196,993,485.30x = 295,490,227.95 × 115,364,147.70
  4. Step 4: Simplify right side
    196,993,485.30x = 34,088,978,301,130,468
  5. Step 5: Solve for x
    x = 34,088,978,301,130,468/196,993,485.30
  6. Step 6: Final answer
    x = 173,046,221.55

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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.