Home / 306,004,610.86-422,275,559.79-166,772,609.26

Finding the Fourth Proportional to 306,004,610.86, 422,275,559.79 and 166,772,609.26

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Solution

The fourth proportional to 306,004,610.86, 422,275,559.79 and 166,772,609.26 is: 230,140,313.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,004,610.86 : 422,275,559.79 = 166,772,609.26 : x
  2. Step 2: Convert to fraction form
    306,004,610.86/422,275,559.79 = 166,772,609.26/x
  3. Step 3: Cross multiply
    306,004,610.86x = 422,275,559.79 × 166,772,609.26
  4. Step 4: Simplify right side
    306,004,610.86x = 70,423,996,932,905,440
  5. Step 5: Solve for x
    x = 70,423,996,932,905,440/306,004,610.86
  6. Step 6: Final answer
    x = 230,140,313.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.