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Finding the Fourth Proportional to 568,907,470.83, 853,361,535.93 and 159,963,621.33

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Solution

The fourth proportional to 568,907,470.83, 853,361,535.93 and 159,963,621.33 is: 239,945,524.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,907,470.83 : 853,361,535.93 = 159,963,621.33 : x
  2. Step 2: Convert to fraction form
    568,907,470.83/853,361,535.93 = 159,963,621.33/x
  3. Step 3: Cross multiply
    568,907,470.83x = 853,361,535.93 × 159,963,621.33
  4. Step 4: Simplify right side
    568,907,470.83x = 136,506,801,591,093,712
  5. Step 5: Solve for x
    x = 136,506,801,591,093,712/568,907,470.83
  6. Step 6: Final answer
    x = 239,945,524.69

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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.