Home / 1,198,092,962.25-1,797,139,443.38-290,353,826.25

Finding the Fourth Proportional to 1,198,092,962.25, 1,797,139,443.38 and 290,353,826.25

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Solution

The fourth proportional to 1,198,092,962.25, 1,797,139,443.38 and 290,353,826.25 is: 435,530,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,092,962.25 : 1,797,139,443.38 = 290,353,826.25 : x
  2. Step 2: Convert to fraction form
    1,198,092,962.25/1,797,139,443.38 = 290,353,826.25/x
  3. Step 3: Cross multiply
    1,198,092,962.25x = 1,797,139,443.38 × 290,353,826.25
  4. Step 4: Simplify right side
    1,198,092,962.25x = 521,806,313,688,726,464
  5. Step 5: Solve for x
    x = 521,806,313,688,726,464/1,198,092,962.25
  6. Step 6: Final answer
    x = 435,530,739.38

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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.