Home / 439,055,882.87-605,897,984.03-240,818,991.03

Finding the Fourth Proportional to 439,055,882.87, 605,897,984.03 and 240,818,991.03

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Solution

The fourth proportional to 439,055,882.87, 605,897,984.03 and 240,818,991.03 is: 332,330,682.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,055,882.87 : 605,897,984.03 = 240,818,991.03 : x
  2. Step 2: Convert to fraction form
    439,055,882.87/605,897,984.03 = 240,818,991.03/x
  3. Step 3: Cross multiply
    439,055,882.87x = 605,897,984.03 × 240,818,991.03
  4. Step 4: Simplify right side
    439,055,882.87x = 145,911,741,180,011,552
  5. Step 5: Solve for x
    x = 145,911,741,180,011,552/439,055,882.87
  6. Step 6: Final answer
    x = 332,330,682.44

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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.