Home / 352,464,358.58-486,413,941.73-211,358,552.37

Finding the Fourth Proportional to 352,464,358.58, 486,413,941.73 and 211,358,552.37

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Solution

The fourth proportional to 352,464,358.58, 486,413,941.73 and 211,358,552.37 is: 291,682,673.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,464,358.58 : 486,413,941.73 = 211,358,552.37 : x
  2. Step 2: Convert to fraction form
    352,464,358.58/486,413,941.73 = 211,358,552.37/x
  3. Step 3: Cross multiply
    352,464,358.58x = 486,413,941.73 × 211,358,552.37
  4. Step 4: Simplify right side
    352,464,358.58x = 102,807,746,576,638,336
  5. Step 5: Solve for x
    x = 102,807,746,576,638,336/352,464,358.58
  6. Step 6: Final answer
    x = 291,682,673.93

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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.