Home / 263,782,824.60-395,489,916.90-156,021,979.80

Finding the Fourth Proportional to 263,782,824.60, 395,489,916.90 and 156,021,979.80

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Solution

The fourth proportional to 263,782,824.60, 395,489,916.90 and 156,021,979.80 is: 233,923,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,782,824.60 : 395,489,916.90 = 156,021,979.80 : x
  2. Step 2: Convert to fraction form
    263,782,824.60/395,489,916.90 = 156,021,979.80/x
  3. Step 3: Cross multiply
    263,782,824.60x = 395,489,916.90 × 156,021,979.80
  4. Step 4: Simplify right side
    263,782,824.60x = 61,705,119,825,675,480
  5. Step 5: Solve for x
    x = 61,705,119,825,675,480/263,782,824.60
  6. Step 6: Final answer
    x = 233,923,948.31

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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.