Home / 261,673,221.08-361,111,433.30-144,202,766.15

Finding the Fourth Proportional to 261,673,221.08, 361,111,433.30 and 144,202,766.15

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Solution

The fourth proportional to 261,673,221.08, 361,111,433.30 and 144,202,766.15 is: 199,001,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,673,221.08 : 361,111,433.30 = 144,202,766.15 : x
  2. Step 2: Convert to fraction form
    261,673,221.08/361,111,433.30 = 144,202,766.15/x
  3. Step 3: Cross multiply
    261,673,221.08x = 361,111,433.30 × 144,202,766.15
  4. Step 4: Simplify right side
    261,673,221.08x = 52,073,267,567,724,656
  5. Step 5: Solve for x
    x = 52,073,267,567,724,656/261,673,221.08
  6. Step 6: Final answer
    x = 199,001,133.37

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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.