Home / 251,266,418.37-346,742,684.96-139,754,860.47

Finding the Fourth Proportional to 251,266,418.37, 346,742,684.96 and 139,754,860.47

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Solution

The fourth proportional to 251,266,418.37, 346,742,684.96 and 139,754,860.47 is: 192,858,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,266,418.37 : 346,742,684.96 = 139,754,860.47 : x
  2. Step 2: Convert to fraction form
    251,266,418.37/346,742,684.96 = 139,754,860.47/x
  3. Step 3: Cross multiply
    251,266,418.37x = 346,742,684.96 × 139,754,860.47
  4. Step 4: Simplify right side
    251,266,418.37x = 48,458,975,554,879,192
  5. Step 5: Solve for x
    x = 48,458,975,554,879,192/251,266,418.37
  6. Step 6: Final answer
    x = 192,858,941.79

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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.