Home / 744,187,370.35-1,026,991,631.70-405,105,596.41

Finding the Fourth Proportional to 744,187,370.35, 1,026,991,631.70 and 405,105,596.41

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Solution

The fourth proportional to 744,187,370.35, 1,026,991,631.70 and 405,105,596.41 is: 559,052,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,187,370.35 : 1,026,991,631.70 = 405,105,596.41 : x
  2. Step 2: Convert to fraction form
    744,187,370.35/1,026,991,631.70 = 405,105,596.41/x
  3. Step 3: Cross multiply
    744,187,370.35x = 1,026,991,631.70 × 405,105,596.41
  4. Step 4: Simplify right side
    744,187,370.35x = 416,040,057,467,907,584
  5. Step 5: Solve for x
    x = 416,040,057,467,907,584/744,187,370.35
  6. Step 6: Final answer
    x = 559,052,832.72

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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.