Home / 320,761,435.26-442,650,964.77-174,083,719.26

Finding the Fourth Proportional to 320,761,435.26, 442,650,964.77 and 174,083,719.26

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Solution

The fourth proportional to 320,761,435.26, 442,650,964.77 and 174,083,719.26 is: 240,235,632.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,761,435.26 : 442,650,964.77 = 174,083,719.26 : x
  2. Step 2: Convert to fraction form
    320,761,435.26/442,650,964.77 = 174,083,719.26/x
  3. Step 3: Cross multiply
    320,761,435.26x = 442,650,964.77 × 174,083,719.26
  4. Step 4: Simplify right side
    320,761,435.26x = 77,058,326,281,188,816
  5. Step 5: Solve for x
    x = 77,058,326,281,188,816/320,761,435.26
  6. Step 6: Final answer
    x = 240,235,632.50

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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.