Home / 864,821,534.33-1,297,453,513.61-251,405,760.08

Finding the Fourth Proportional to 864,821,534.33, 1,297,453,513.61 and 251,405,760.08

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Solution

The fourth proportional to 864,821,534.33, 1,297,453,513.61 and 251,405,760.08 is: 377,172,947.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,821,534.33 : 1,297,453,513.61 = 251,405,760.08 : x
  2. Step 2: Convert to fraction form
    864,821,534.33/1,297,453,513.61 = 251,405,760.08/x
  3. Step 3: Cross multiply
    864,821,534.33x = 1,297,453,513.61 × 251,405,760.08
  4. Step 4: Simplify right side
    864,821,534.33x = 326,187,286,761,460,800
  5. Step 5: Solve for x
    x = 326,187,286,761,460,800/864,821,534.33
  6. Step 6: Final answer
    x = 377,172,947.03

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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.