Home / 369,025,732.41-509,266,139.54-204,023,930.73

Finding the Fourth Proportional to 369,025,732.41, 509,266,139.54 and 204,023,930.73

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Solution

The fourth proportional to 369,025,732.41, 509,266,139.54 and 204,023,930.73 is: 281,558,900.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,025,732.41 : 509,266,139.54 = 204,023,930.73 : x
  2. Step 2: Convert to fraction form
    369,025,732.41/509,266,139.54 = 204,023,930.73/x
  3. Step 3: Cross multiply
    369,025,732.41x = 509,266,139.54 × 204,023,930.73
  4. Step 4: Simplify right side
    369,025,732.41x = 103,902,479,574,862,256
  5. Step 5: Solve for x
    x = 103,902,479,574,862,256/369,025,732.41
  6. Step 6: Final answer
    x = 281,558,900.78

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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.