Home / 470,941,819.83-649,899,713.03-262,147,286.97

Finding the Fourth Proportional to 470,941,819.83, 649,899,713.03 and 262,147,286.97

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Solution

The fourth proportional to 470,941,819.83, 649,899,713.03 and 262,147,286.97 is: 361,763,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,941,819.83 : 649,899,713.03 = 262,147,286.97 : x
  2. Step 2: Convert to fraction form
    470,941,819.83/649,899,713.03 = 262,147,286.97/x
  3. Step 3: Cross multiply
    470,941,819.83x = 649,899,713.03 × 262,147,286.97
  4. Step 4: Simplify right side
    470,941,819.83x = 170,369,446,572,085,312
  5. Step 5: Solve for x
    x = 170,369,446,572,085,312/470,941,819.83
  6. Step 6: Final answer
    x = 361,763,256.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.