Home / 196,993,356.30-295,490,034.45-115,364,018.70

Finding the Fourth Proportional to 196,993,356.30, 295,490,034.45 and 115,364,018.70

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Solution

The fourth proportional to 196,993,356.30, 295,490,034.45 and 115,364,018.70 is: 173,046,028.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,993,356.30 : 295,490,034.45 = 115,364,018.70 : x
  2. Step 2: Convert to fraction form
    196,993,356.30/295,490,034.45 = 115,364,018.70/x
  3. Step 3: Cross multiply
    196,993,356.30x = 295,490,034.45 × 115,364,018.70
  4. Step 4: Simplify right side
    196,993,356.30x = 34,088,917,859,953,444
  5. Step 5: Solve for x
    x = 34,088,917,859,953,444/196,993,356.30
  6. Step 6: Final answer
    x = 173,046,028.05

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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.