Home / 251,282,364.30-376,923,546.45-122,142,201.30

Finding the Fourth Proportional to 251,282,364.30, 376,923,546.45 and 122,142,201.30

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Solution

The fourth proportional to 251,282,364.30, 376,923,546.45 and 122,142,201.30 is: 183,213,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,282,364.30 : 376,923,546.45 = 122,142,201.30 : x
  2. Step 2: Convert to fraction form
    251,282,364.30/376,923,546.45 = 122,142,201.30/x
  3. Step 3: Cross multiply
    251,282,364.30x = 376,923,546.45 × 122,142,201.30
  4. Step 4: Simplify right side
    251,282,364.30x = 46,038,271,685,205,800
  5. Step 5: Solve for x
    x = 46,038,271,685,205,800/251,282,364.30
  6. Step 6: Final answer
    x = 183,213,301.95

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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.