Home / 111,227,246.80-166,840,870.20-65,765,640.40

Finding the Fourth Proportional to 111,227,246.80, 166,840,870.20 and 65,765,640.40

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Solution

The fourth proportional to 111,227,246.80, 166,840,870.20 and 65,765,640.40 is: 98,648,460.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,227,246.80 : 166,840,870.20 = 65,765,640.40 : x
  2. Step 2: Convert to fraction form
    111,227,246.80/166,840,870.20 = 65,765,640.40/x
  3. Step 3: Cross multiply
    111,227,246.80x = 166,840,870.20 × 65,765,640.40
  4. Step 4: Simplify right side
    111,227,246.80x = 10,972,396,673,596,276
  5. Step 5: Solve for x
    x = 10,972,396,673,596,276/111,227,246.80
  6. Step 6: Final answer
    x = 98,648,460.60

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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.