Home / 261,532,982.48-360,902,183.44-144,055,784.28

Finding the Fourth Proportional to 261,532,982.48, 360,902,183.44 and 144,055,784.28

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Solution

The fourth proportional to 261,532,982.48, 360,902,183.44 and 144,055,784.28 is: 198,789,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,532,982.48 : 360,902,183.44 = 144,055,784.28 : x
  2. Step 2: Convert to fraction form
    261,532,982.48/360,902,183.44 = 144,055,784.28/x
  3. Step 3: Cross multiply
    261,532,982.48x = 360,902,183.44 × 144,055,784.28
  4. Step 4: Simplify right side
    261,532,982.48x = 51,990,047,083,813,632
  5. Step 5: Solve for x
    x = 51,990,047,083,813,632/261,532,982.48
  6. Step 6: Final answer
    x = 198,789,638.66

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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.