Home / 749,309,729.44-1,123,958,289.06-585,685,115.68

Finding the Fourth Proportional to 749,309,729.44, 1,123,958,289.06 and 585,685,115.68

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Solution

The fourth proportional to 749,309,729.44, 1,123,958,289.06 and 585,685,115.68 is: 878,522,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,309,729.44 : 1,123,958,289.06 = 585,685,115.68 : x
  2. Step 2: Convert to fraction form
    749,309,729.44/1,123,958,289.06 = 585,685,115.68/x
  3. Step 3: Cross multiply
    749,309,729.44x = 1,123,958,289.06 × 585,685,115.68
  4. Step 4: Simplify right side
    749,309,729.44x = 658,285,640,547,600,896
  5. Step 5: Solve for x
    x = 658,285,640,547,600,896/749,309,729.44
  6. Step 6: Final answer
    x = 878,522,745.25

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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.