Home / 97,712,448.40-146,568,672.60-49,837,171.60

Finding the Fourth Proportional to 97,712,448.40, 146,568,672.60 and 49,837,171.60

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Solution

The fourth proportional to 97,712,448.40, 146,568,672.60 and 49,837,171.60 is: 74,755,757.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,712,448.40 : 146,568,672.60 = 49,837,171.60 : x
  2. Step 2: Convert to fraction form
    97,712,448.40/146,568,672.60 = 49,837,171.60/x
  3. Step 3: Cross multiply
    97,712,448.40x = 146,568,672.60 × 49,837,171.60
  4. Step 4: Simplify right side
    97,712,448.40x = 7,304,568,087,550,418
  5. Step 5: Solve for x
    x = 7,304,568,087,550,418/97,712,448.40
  6. Step 6: Final answer
    x = 74,755,757.40

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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.