Home / 329,102,801.90-493,823,924.07-154,243,600.37

Finding the Fourth Proportional to 329,102,801.90, 493,823,924.07 and 154,243,600.37

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Solution

The fourth proportional to 329,102,801.90, 493,823,924.07 and 154,243,600.37 is: 231,444,945.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,102,801.90 : 493,823,924.07 = 154,243,600.37 : x
  2. Step 2: Convert to fraction form
    329,102,801.90/493,823,924.07 = 154,243,600.37/x
  3. Step 3: Cross multiply
    329,102,801.90x = 493,823,924.07 × 154,243,600.37
  4. Step 4: Simplify right side
    329,102,801.90x = 76,169,179,999,018,480
  5. Step 5: Solve for x
    x = 76,169,179,999,018,480/329,102,801.90
  6. Step 6: Final answer
    x = 231,444,945.35

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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.