Home / 196,993,343.70-295,490,015.55-115,364,006.10

Finding the Fourth Proportional to 196,993,343.70, 295,490,015.55 and 115,364,006.10

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Solution

The fourth proportional to 196,993,343.70, 295,490,015.55 and 115,364,006.10 is: 173,046,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,993,343.70 : 295,490,015.55 = 115,364,006.10 : x
  2. Step 2: Convert to fraction form
    196,993,343.70/295,490,015.55 = 115,364,006.10/x
  3. Step 3: Cross multiply
    196,993,343.70x = 295,490,015.55 × 115,364,006.10
  4. Step 4: Simplify right side
    196,993,343.70x = 34,088,911,956,399,296
  5. Step 5: Solve for x
    x = 34,088,911,956,399,296/196,993,343.70
  6. Step 6: Final answer
    x = 173,046,009.15

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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.