Home / 1,467,575,912.76-2,198,586,305.03-867,517,281.51

Finding the Fourth Proportional to 1,467,575,912.76, 2,198,586,305.03 and 867,517,281.51

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Solution

The fourth proportional to 1,467,575,912.76, 2,198,586,305.03 and 867,517,281.51 is: 1,299,634,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467,575,912.76 : 2,198,586,305.03 = 867,517,281.51 : x
  2. Step 2: Convert to fraction form
    1,467,575,912.76/2,198,586,305.03 = 867,517,281.51/x
  3. Step 3: Cross multiply
    1,467,575,912.76x = 2,198,586,305.03 × 867,517,281.51
  4. Step 4: Simplify right side
    1,467,575,912.76x = 1,907,311,614,500,403,712
  5. Step 5: Solve for x
    x = 1,907,311,614,500,403,712/1,467,575,912.76
  6. Step 6: Final answer
    x = 1,299,634,041.36

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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.