Home / 111,969,659.76-167,929,295.34-40,166,075.76

Finding the Fourth Proportional to 111,969,659.76, 167,929,295.34 and 40,166,075.76

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Solution

The fourth proportional to 111,969,659.76, 167,929,295.34 and 40,166,075.76 is: 60,240,075.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,969,659.76 : 167,929,295.34 = 40,166,075.76 : x
  2. Step 2: Convert to fraction form
    111,969,659.76/167,929,295.34 = 40,166,075.76/x
  3. Step 3: Cross multiply
    111,969,659.76x = 167,929,295.34 × 40,166,075.76
  4. Step 4: Simplify right side
    111,969,659.76x = 6,745,060,798,949,855
  5. Step 5: Solve for x
    x = 6,745,060,798,949,855/111,969,659.76
  6. Step 6: Final answer
    x = 60,240,075.87

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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.