Home / 97,815,968.85-146,741,667.98-49,171,402.65

Finding the Fourth Proportional to 97,815,968.85, 146,741,667.98 and 49,171,402.65

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Solution

The fourth proportional to 97,815,968.85, 146,741,667.98 and 49,171,402.65 is: 73,766,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,815,968.85 : 146,741,667.98 = 49,171,402.65 : x
  2. Step 2: Convert to fraction form
    97,815,968.85/146,741,667.98 = 49,171,402.65/x
  3. Step 3: Cross multiply
    97,815,968.85x = 146,741,667.98 × 49,171,402.65
  4. Step 4: Simplify right side
    97,815,968.85x = 7,215,493,641,531,335
  5. Step 5: Solve for x
    x = 7,215,493,641,531,335/97,815,968.85
  6. Step 6: Final answer
    x = 73,766,009.03

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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.