Home / 154,204,801.30-231,307,989-51,969,724.66

Finding the Fourth Proportional to 154,204,801.30, 231,307,989 and 51,969,724.66

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Solution

The fourth proportional to 154,204,801.30, 231,307,989 and 51,969,724.66 is: 77,954,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,204,801.30 : 231,307,989 = 51,969,724.66 : x
  2. Step 2: Convert to fraction form
    154,204,801.30/231,307,989 = 51,969,724.66/x
  3. Step 3: Cross multiply
    154,204,801.30x = 231,307,989 × 51,969,724.66
  4. Step 4: Simplify right side
    154,204,801.30x = 12,021,012,499,988,308
  5. Step 5: Solve for x
    x = 12,021,012,499,988,308/154,204,801.30
  6. Step 6: Final answer
    x = 77,954,852.24

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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.