Home / 172,032,174.40-258,048,261.60-146,054,113.60

Finding the Fourth Proportional to 172,032,174.40, 258,048,261.60 and 146,054,113.60

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Solution

The fourth proportional to 172,032,174.40, 258,048,261.60 and 146,054,113.60 is: 219,081,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,032,174.40 : 258,048,261.60 = 146,054,113.60 : x
  2. Step 2: Convert to fraction form
    172,032,174.40/258,048,261.60 = 146,054,113.60/x
  3. Step 3: Cross multiply
    172,032,174.40x = 258,048,261.60 × 146,054,113.60
  4. Step 4: Simplify right side
    172,032,174.40x = 37,689,010,114,008,912
  5. Step 5: Solve for x
    x = 37,689,010,114,008,912/172,032,174.40
  6. Step 6: Final answer
    x = 219,081,170.40

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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.