Home / 369,025,638.62-509,266,010.11-204,023,836.94

Finding the Fourth Proportional to 369,025,638.62, 509,266,010.11 and 204,023,836.94

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Solution

The fourth proportional to 369,025,638.62, 509,266,010.11 and 204,023,836.94 is: 281,558,771.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,025,638.62 : 509,266,010.11 = 204,023,836.94 : x
  2. Step 2: Convert to fraction form
    369,025,638.62/509,266,010.11 = 204,023,836.94/x
  3. Step 3: Cross multiply
    369,025,638.62x = 509,266,010.11 × 204,023,836.94
  4. Step 4: Simplify right side
    369,025,638.62x = 103,902,405,403,220,704
  5. Step 5: Solve for x
    x = 103,902,405,403,220,704/369,025,638.62
  6. Step 6: Final answer
    x = 281,558,771.34

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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.