Home / 111,131,999.40-166,697,999.10-30,352,967.40

Finding the Fourth Proportional to 111,131,999.40, 166,697,999.10 and 30,352,967.40

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Solution

The fourth proportional to 111,131,999.40, 166,697,999.10 and 30,352,967.40 is: 45,529,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,131,999.40 : 166,697,999.10 = 30,352,967.40 : x
  2. Step 2: Convert to fraction form
    111,131,999.40/166,697,999.10 = 30,352,967.40/x
  3. Step 3: Cross multiply
    111,131,999.40x = 166,697,999.10 × 30,352,967.40
  4. Step 4: Simplify right side
    111,131,999.40x = 5,059,778,932,327,529
  5. Step 5: Solve for x
    x = 5,059,778,932,327,529/111,131,999.40
  6. Step 6: Final answer
    x = 45,529,451.10

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1.5x scale

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.