Home / 172,032,186.40-258,048,279.60-146,054,125.60

Finding the Fourth Proportional to 172,032,186.40, 258,048,279.60 and 146,054,125.60

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Solution

The fourth proportional to 172,032,186.40, 258,048,279.60 and 146,054,125.60 is: 219,081,188.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,032,186.40 : 258,048,279.60 = 146,054,125.60 : x
  2. Step 2: Convert to fraction form
    172,032,186.40/258,048,279.60 = 146,054,125.60/x
  3. Step 3: Cross multiply
    172,032,186.40x = 258,048,279.60 × 146,054,125.60
  4. Step 4: Simplify right side
    172,032,186.40x = 37,689,015,839,562,312
  5. Step 5: Solve for x
    x = 37,689,015,839,562,312/172,032,186.40
  6. Step 6: Final answer
    x = 219,081,188.40

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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.