Home / 263,782,802.10-395,489,883.15-156,021,957.30

Finding the Fourth Proportional to 263,782,802.10, 395,489,883.15 and 156,021,957.30

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Solution

The fourth proportional to 263,782,802.10, 395,489,883.15 and 156,021,957.30 is: 233,923,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,782,802.10 : 395,489,883.15 = 156,021,957.30 : x
  2. Step 2: Convert to fraction form
    263,782,802.10/395,489,883.15 = 156,021,957.30/x
  3. Step 3: Cross multiply
    263,782,802.10x = 395,489,883.15 × 156,021,957.30
  4. Step 4: Simplify right side
    263,782,802.10x = 61,705,105,661,411,288
  5. Step 5: Solve for x
    x = 61,705,105,661,411,288/263,782,802.10
  6. Step 6: Final answer
    x = 233,923,914.56

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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.