Home / 626,749,100.80-940,272,950.40-303,367,033.60

Finding the Fourth Proportional to 626,749,100.80, 940,272,950.40 and 303,367,033.60

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Solution

The fourth proportional to 626,749,100.80, 940,272,950.40 and 303,367,033.60 is: 455,122,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,749,100.80 : 940,272,950.40 = 303,367,033.60 : x
  2. Step 2: Convert to fraction form
    626,749,100.80/940,272,950.40 = 303,367,033.60/x
  3. Step 3: Cross multiply
    626,749,100.80x = 940,272,950.40 × 303,367,033.60
  4. Step 4: Simplify right side
    626,749,100.80x = 285,247,815,737,167,936
  5. Step 5: Solve for x
    x = 285,247,815,737,167,936/626,749,100.80
  6. Step 6: Final answer
    x = 455,122,816.09

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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.