Home / 320,761,419.23-442,650,942.69-174,083,703.23

Finding the Fourth Proportional to 320,761,419.23, 442,650,942.69 and 174,083,703.23

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Solution

The fourth proportional to 320,761,419.23, 442,650,942.69 and 174,083,703.23 is: 240,235,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,761,419.23 : 442,650,942.69 = 174,083,703.23 : x
  2. Step 2: Convert to fraction form
    320,761,419.23/442,650,942.69 = 174,083,703.23/x
  3. Step 3: Cross multiply
    320,761,419.23x = 442,650,942.69 × 174,083,703.23
  4. Step 4: Simplify right side
    320,761,419.23x = 77,058,315,341,725,696
  5. Step 5: Solve for x
    x = 77,058,315,341,725,696/320,761,419.23
  6. Step 6: Final answer
    x = 240,235,610.40

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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.