Home / 705,817,720.72-1,057,758,020.06-446,568,843.50

Finding the Fourth Proportional to 705,817,720.72, 1,057,758,020.06 and 446,568,843.50

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Solution

The fourth proportional to 705,817,720.72, 1,057,758,020.06 and 446,568,843.50 is: 669,240,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,817,720.72 : 1,057,758,020.06 = 446,568,843.50 : x
  2. Step 2: Convert to fraction form
    705,817,720.72/1,057,758,020.06 = 446,568,843.50/x
  3. Step 3: Cross multiply
    705,817,720.72x = 1,057,758,020.06 × 446,568,843.50
  4. Step 4: Simplify right side
    705,817,720.72x = 472,361,775,721,295,360
  5. Step 5: Solve for x
    x = 472,361,775,721,295,360/705,817,720.72
  6. Step 6: Final answer
    x = 669,240,459.48

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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.