Home / 111,287,703.30-166,853,794.95-65,826,096.90

Finding the Fourth Proportional to 111,287,703.30, 166,853,794.95 and 65,826,096.90

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Solution

The fourth proportional to 111,287,703.30, 166,853,794.95 and 65,826,096.90 is: 98,693,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,287,703.30 : 166,853,794.95 = 65,826,096.90 : x
  2. Step 2: Convert to fraction form
    111,287,703.30/166,853,794.95 = 65,826,096.90/x
  3. Step 3: Cross multiply
    111,287,703.30x = 166,853,794.95 × 65,826,096.90
  4. Step 4: Simplify right side
    111,287,703.30x = 10,983,334,074,511,430
  5. Step 5: Solve for x
    x = 10,983,334,074,511,430/111,287,703.30
  6. Step 6: Final answer
    x = 98,693,150.71

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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.