Home / 1,028,187,325.48-1,542,330,589.56-338,079,300.52

Finding the Fourth Proportional to 1,028,187,325.48, 1,542,330,589.56 and 338,079,300.52

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Solution

The fourth proportional to 1,028,187,325.48, 1,542,330,589.56 and 338,079,300.52 is: 507,135,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,187,325.48 : 1,542,330,589.56 = 338,079,300.52 : x
  2. Step 2: Convert to fraction form
    1,028,187,325.48/1,542,330,589.56 = 338,079,300.52/x
  3. Step 3: Cross multiply
    1,028,187,325.48x = 1,542,330,589.56 × 338,079,300.52
  4. Step 4: Simplify right side
    1,028,187,325.48x = 521,430,046,889,043,968
  5. Step 5: Solve for x
    x = 521,430,046,889,043,968/1,028,187,325.48
  6. Step 6: Final answer
    x = 507,135,260.25

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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.