Home / 111,132,004.90-166,698,007.35-30,352,972.90

Finding the Fourth Proportional to 111,132,004.90, 166,698,007.35 and 30,352,972.90

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Solution

The fourth proportional to 111,132,004.90, 166,698,007.35 and 30,352,972.90 is: 45,529,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,004.90 : 166,698,007.35 = 30,352,972.90 : x
  2. Step 2: Convert to fraction form
    111,132,004.90/166,698,007.35 = 30,352,972.90/x
  3. Step 3: Cross multiply
    111,132,004.90x = 166,698,007.35 × 30,352,972.90
  4. Step 4: Simplify right side
    111,132,004.90x = 5,059,780,099,578,550
  5. Step 5: Solve for x
    x = 5,059,780,099,578,550/111,132,004.90
  6. Step 6: Final answer
    x = 45,529,459.35

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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.