Home / 161,743,874.38-242,615,796.14-38,922,206.56

Finding the Fourth Proportional to 161,743,874.38, 242,615,796.14 and 38,922,206.56

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Solution

The fourth proportional to 161,743,874.38, 242,615,796.14 and 38,922,206.56 is: 58,383,306.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,743,874.38 : 242,615,796.14 = 38,922,206.56 : x
  2. Step 2: Convert to fraction form
    161,743,874.38/242,615,796.14 = 38,922,206.56/x
  3. Step 3: Cross multiply
    161,743,874.38x = 242,615,796.14 × 38,922,206.56
  4. Step 4: Simplify right side
    161,743,874.38x = 9,443,142,131,570,696
  5. Step 5: Solve for x
    x = 9,443,142,131,570,696/161,743,874.38
  6. Step 6: Final answer
    x = 58,383,306.12

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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.