Home / 2,809,877,332.26-4,215,076,072.33-919,084,240.77

Finding the Fourth Proportional to 2,809,877,332.26, 4,215,076,072.33 and 919,084,240.77

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Solution

The fourth proportional to 2,809,877,332.26, 4,215,076,072.33 and 919,084,240.77 is: 1,378,711,428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,877,332.26 : 4,215,076,072.33 = 919,084,240.77 : x
  2. Step 2: Convert to fraction form
    2,809,877,332.26/4,215,076,072.33 = 919,084,240.77/x
  3. Step 3: Cross multiply
    2,809,877,332.26x = 4,215,076,072.33 × 919,084,240.77
  4. Step 4: Simplify right side
    2,809,877,332.26x = 3,874,009,991,729,876,992
  5. Step 5: Solve for x
    x = 3,874,009,991,729,876,992/2,809,877,332.26
  6. Step 6: Final answer
    x = 1,378,711,428.88

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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.