Home / 213,315,218.46-319,972,828.48-59,961,274.90

Finding the Fourth Proportional to 213,315,218.46, 319,972,828.48 and 59,961,274.90

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Solution

The fourth proportional to 213,315,218.46, 319,972,828.48 and 59,961,274.90 is: 89,941,912.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,315,218.46 : 319,972,828.48 = 59,961,274.90 : x
  2. Step 2: Convert to fraction form
    213,315,218.46/319,972,828.48 = 59,961,274.90/x
  3. Step 3: Cross multiply
    213,315,218.46x = 319,972,828.48 × 59,961,274.90
  4. Step 4: Simplify right side
    213,315,218.46x = 19,185,978,728,069,996
  5. Step 5: Solve for x
    x = 19,185,978,728,069,996/213,315,218.46
  6. Step 6: Final answer
    x = 89,941,912.57

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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.