Home / 111,227,273.80-166,840,910.70-65,765,667.40

Finding the Fourth Proportional to 111,227,273.80, 166,840,910.70 and 65,765,667.40

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Solution

The fourth proportional to 111,227,273.80, 166,840,910.70 and 65,765,667.40 is: 98,648,501.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,227,273.80 : 166,840,910.70 = 65,765,667.40 : x
  2. Step 2: Convert to fraction form
    111,227,273.80/166,840,910.70 = 65,765,667.40/x
  3. Step 3: Cross multiply
    111,227,273.80x = 166,840,910.70 × 65,765,667.40
  4. Step 4: Simplify right side
    111,227,273.80x = 10,972,403,841,809,300
  5. Step 5: Solve for x
    x = 10,972,403,841,809,300/111,227,273.80
  6. Step 6: Final answer
    x = 98,648,501.10

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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.