Home / 251,028,317.52-346,427,958.60-139,521,381.84

Finding the Fourth Proportional to 251,028,317.52, 346,427,958.60 and 139,521,381.84

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Solution

The fourth proportional to 251,028,317.52, 346,427,958.60 and 139,521,381.84 is: 192,544,442.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,028,317.52 : 346,427,958.60 = 139,521,381.84 : x
  2. Step 2: Convert to fraction form
    251,028,317.52/346,427,958.60 = 139,521,381.84/x
  3. Step 3: Cross multiply
    251,028,317.52x = 346,427,958.60 × 139,521,381.84
  4. Step 4: Simplify right side
    251,028,317.52x = 48,334,107,491,882,320
  5. Step 5: Solve for x
    x = 48,334,107,491,882,320/251,028,317.52
  6. Step 6: Final answer
    x = 192,544,442.67

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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.