Home / 251,266,414.37-346,742,679.44-139,754,856.47

Finding the Fourth Proportional to 251,266,414.37, 346,742,679.44 and 139,754,856.47

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Solution

The fourth proportional to 251,266,414.37, 346,742,679.44 and 139,754,856.47 is: 192,858,936.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,266,414.37 : 346,742,679.44 = 139,754,856.47 : x
  2. Step 2: Convert to fraction form
    251,266,414.37/346,742,679.44 = 139,754,856.47/x
  3. Step 3: Cross multiply
    251,266,414.37x = 346,742,679.44 × 139,754,856.47
  4. Step 4: Simplify right side
    251,266,414.37x = 48,458,973,396,461,648
  5. Step 5: Solve for x
    x = 48,458,973,396,461,648/251,266,414.37
  6. Step 6: Final answer
    x = 192,858,936.27

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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.