Home / 219,897,553.44-303,561,940.50-127,060,103.28

Finding the Fourth Proportional to 219,897,553.44, 303,561,940.50 and 127,060,103.28

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Solution

The fourth proportional to 219,897,553.44, 303,561,940.50 and 127,060,103.28 is: 175,402,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,897,553.44 : 303,561,940.50 = 127,060,103.28 : x
  2. Step 2: Convert to fraction form
    219,897,553.44/303,561,940.50 = 127,060,103.28/x
  3. Step 3: Cross multiply
    219,897,553.44x = 303,561,940.50 × 127,060,103.28
  4. Step 4: Simplify right side
    219,897,553.44x = 38,570,611,511,807,216
  5. Step 5: Solve for x
    x = 38,570,611,511,807,216/219,897,553.44
  6. Step 6: Final answer
    x = 175,402,640.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.