Home / 116,458,229.80-174,687,344.70-115,702,402.60

Finding the Fourth Proportional to 116,458,229.80, 174,687,344.70 and 115,702,402.60

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Solution

The fourth proportional to 116,458,229.80, 174,687,344.70 and 115,702,402.60 is: 173,553,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,458,229.80 : 174,687,344.70 = 115,702,402.60 : x
  2. Step 2: Convert to fraction form
    116,458,229.80/174,687,344.70 = 115,702,402.60/x
  3. Step 3: Cross multiply
    116,458,229.80x = 174,687,344.70 × 115,702,402.60
  4. Step 4: Simplify right side
    116,458,229.80x = 20,211,745,485,604,372
  5. Step 5: Solve for x
    x = 20,211,745,485,604,372/116,458,229.80
  6. Step 6: Final answer
    x = 173,553,603.90

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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.