Home / 462,180,658.36-693,270,945.46-203,395,878.54

Finding the Fourth Proportional to 462,180,658.36, 693,270,945.46 and 203,395,878.54

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Solution

The fourth proportional to 462,180,658.36, 693,270,945.46 and 203,395,878.54 is: 305,093,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,180,658.36 : 693,270,945.46 = 203,395,878.54 : x
  2. Step 2: Convert to fraction form
    462,180,658.36/693,270,945.46 = 203,395,878.54/x
  3. Step 3: Cross multiply
    462,180,658.36x = 693,270,945.46 × 203,395,878.54
  4. Step 4: Simplify right side
    462,180,658.36x = 141,008,453,018,093,120
  5. Step 5: Solve for x
    x = 141,008,453,018,093,120/462,180,658.36
  6. Step 6: Final answer
    x = 305,093,799.29

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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.