Home / 111,758,731.02-167,638,143.03-50,276,075.70

Finding the Fourth Proportional to 111,758,731.02, 167,638,143.03 and 50,276,075.70

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Solution

The fourth proportional to 111,758,731.02, 167,638,143.03 and 50,276,075.70 is: 75,414,134.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,758,731.02 : 167,638,143.03 = 50,276,075.70 : x
  2. Step 2: Convert to fraction form
    111,758,731.02/167,638,143.03 = 50,276,075.70/x
  3. Step 3: Cross multiply
    111,758,731.02x = 167,638,143.03 × 50,276,075.70
  4. Step 4: Simplify right side
    111,758,731.02x = 8,428,187,969,183,708
  5. Step 5: Solve for x
    x = 8,428,187,969,183,708/111,758,731.02
  6. Step 6: Final answer
    x = 75,414,134.47

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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.