Home / 436,883,745.41-602,901,623.54-238,647,990.41

Finding the Fourth Proportional to 436,883,745.41, 602,901,623.54 and 238,647,990.41

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Solution

The fourth proportional to 436,883,745.41, 602,901,623.54 and 238,647,990.41 is: 329,335,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,883,745.41 : 602,901,623.54 = 238,647,990.41 : x
  2. Step 2: Convert to fraction form
    436,883,745.41/602,901,623.54 = 238,647,990.41/x
  3. Step 3: Cross multiply
    436,883,745.41x = 602,901,623.54 × 238,647,990.41
  4. Step 4: Simplify right side
    436,883,745.41x = 143,881,260,870,329,472
  5. Step 5: Solve for x
    x = 143,881,260,870,329,472/436,883,745.41
  6. Step 6: Final answer
    x = 329,335,349.24

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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.