Home / 123,941,040.24-171,035,201.46-67,423,912.32

Finding the Fourth Proportional to 123,941,040.24, 171,035,201.46 and 67,423,912.32

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Solution

The fourth proportional to 123,941,040.24, 171,035,201.46 and 67,423,912.32 is: 93,043,130.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,941,040.24 : 171,035,201.46 = 67,423,912.32 : x
  2. Step 2: Convert to fraction form
    123,941,040.24/171,035,201.46 = 67,423,912.32/x
  3. Step 3: Cross multiply
    123,941,040.24x = 171,035,201.46 × 67,423,912.32
  4. Step 4: Simplify right side
    123,941,040.24x = 11,531,862,426,872,576
  5. Step 5: Solve for x
    x = 11,531,862,426,872,576/123,941,040.24
  6. Step 6: Final answer
    x = 93,043,130.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.