Home / 111,132,015.40-166,698,023.10-30,352,983.40

Finding the Fourth Proportional to 111,132,015.40, 166,698,023.10 and 30,352,983.40

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Solution

The fourth proportional to 111,132,015.40, 166,698,023.10 and 30,352,983.40 is: 45,529,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,015.40 : 166,698,023.10 = 30,352,983.40 : x
  2. Step 2: Convert to fraction form
    111,132,015.40/166,698,023.10 = 30,352,983.40/x
  3. Step 3: Cross multiply
    111,132,015.40x = 166,698,023.10 × 30,352,983.40
  4. Step 4: Simplify right side
    111,132,015.40x = 5,059,782,327,967,116
  5. Step 5: Solve for x
    x = 5,059,782,327,967,116/111,132,015.40
  6. Step 6: Final answer
    x = 45,529,475.10

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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.