Home / 97,712,449.40-146,568,674.10-49,837,172.60

Finding the Fourth Proportional to 97,712,449.40, 146,568,674.10 and 49,837,172.60

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Solution

The fourth proportional to 97,712,449.40, 146,568,674.10 and 49,837,172.60 is: 74,755,758.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,712,449.40 : 146,568,674.10 = 49,837,172.60 : x
  2. Step 2: Convert to fraction form
    97,712,449.40/146,568,674.10 = 49,837,172.60/x
  3. Step 3: Cross multiply
    97,712,449.40x = 146,568,674.10 × 49,837,172.60
  4. Step 4: Simplify right side
    97,712,449.40x = 7,304,568,308,874,850
  5. Step 5: Solve for x
    x = 7,304,568,308,874,850/97,712,449.40
  6. Step 6: Final answer
    x = 74,755,758.90

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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.