Home / 197,011,138.70-295,489,880.85-51,456,082.70

Finding the Fourth Proportional to 197,011,138.70, 295,489,880.85 and 51,456,082.70

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Solution

The fourth proportional to 197,011,138.70, 295,489,880.85 and 51,456,082.70 is: 77,177,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,011,138.70 : 295,489,880.85 = 51,456,082.70 : x
  2. Step 2: Convert to fraction form
    197,011,138.70/295,489,880.85 = 51,456,082.70/x
  3. Step 3: Cross multiply
    197,011,138.70x = 295,489,880.85 × 51,456,082.70
  4. Step 4: Simplify right side
    197,011,138.70x = 15,204,751,746,030,748
  5. Step 5: Solve for x
    x = 15,204,751,746,030,748/197,011,138.70
  6. Step 6: Final answer
    x = 77,177,117.22

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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.