Home / 494,425,749.60-741,756,722.40-149,382,759.60

Finding the Fourth Proportional to 494,425,749.60, 741,756,722.40 and 149,382,759.60

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Solution

The fourth proportional to 494,425,749.60, 741,756,722.40 and 149,382,759.60 is: 224,109,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,425,749.60 : 741,756,722.40 = 149,382,759.60 : x
  2. Step 2: Convert to fraction form
    494,425,749.60/741,756,722.40 = 149,382,759.60/x
  3. Step 3: Cross multiply
    494,425,749.60x = 741,756,722.40 × 149,382,759.60
  4. Step 4: Simplify right side
    494,425,749.60x = 110,805,666,143,963,120
  5. Step 5: Solve for x
    x = 110,805,666,143,963,120/494,425,749.60
  6. Step 6: Final answer
    x = 224,109,820.80

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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.