Home / 111,132,003.60-166,698,005.40-30,352,971.60

Finding the Fourth Proportional to 111,132,003.60, 166,698,005.40 and 30,352,971.60

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Solution

The fourth proportional to 111,132,003.60, 166,698,005.40 and 30,352,971.60 is: 45,529,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,003.60 : 166,698,005.40 = 30,352,971.60 : x
  2. Step 2: Convert to fraction form
    111,132,003.60/166,698,005.40 = 30,352,971.60/x
  3. Step 3: Cross multiply
    111,132,003.60x = 166,698,005.40 × 30,352,971.60
  4. Step 4: Simplify right side
    111,132,003.60x = 5,059,779,823,682,847
  5. Step 5: Solve for x
    x = 5,059,779,823,682,847/111,132,003.60
  6. Step 6: Final answer
    x = 45,529,457.40

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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.