Home / 281,333,180.25-421,961,462.24-74,054,232.09

Finding the Fourth Proportional to 281,333,180.25, 421,961,462.24 and 74,054,232.09

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Solution

The fourth proportional to 281,333,180.25, 421,961,462.24 and 74,054,232.09 is: 111,071,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,333,180.25 : 421,961,462.24 = 74,054,232.09 : x
  2. Step 2: Convert to fraction form
    281,333,180.25/421,961,462.24 = 74,054,232.09/x
  3. Step 3: Cross multiply
    281,333,180.25x = 421,961,462.24 × 74,054,232.09
  4. Step 4: Simplify right side
    281,333,180.25x = 31,248,032,057,386,464
  5. Step 5: Solve for x
    x = 31,248,032,057,386,464/281,333,180.25
  6. Step 6: Final answer
    x = 111,071,264.43

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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.