Home / 196,993,340.70-295,490,011.05-115,364,003.10

Finding the Fourth Proportional to 196,993,340.70, 295,490,011.05 and 115,364,003.10

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Solution

The fourth proportional to 196,993,340.70, 295,490,011.05 and 115,364,003.10 is: 173,046,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,993,340.70 : 295,490,011.05 = 115,364,003.10 : x
  2. Step 2: Convert to fraction form
    196,993,340.70/295,490,011.05 = 115,364,003.10/x
  3. Step 3: Cross multiply
    196,993,340.70x = 295,490,011.05 × 115,364,003.10
  4. Step 4: Simplify right side
    196,993,340.70x = 34,088,910,550,791,232
  5. Step 5: Solve for x
    x = 34,088,910,550,791,232/196,993,340.70
  6. Step 6: Final answer
    x = 173,046,004.65

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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.