Home / 161,845,361.94-223,367,055.32-106,137,649.60

Finding the Fourth Proportional to 161,845,361.94, 223,367,055.32 and 106,137,649.60

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Solution

The fourth proportional to 161,845,361.94, 223,367,055.32 and 106,137,649.60 is: 146,483,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,845,361.94 : 223,367,055.32 = 106,137,649.60 : x
  2. Step 2: Convert to fraction form
    161,845,361.94/223,367,055.32 = 106,137,649.60/x
  3. Step 3: Cross multiply
    161,845,361.94x = 223,367,055.32 × 106,137,649.60
  4. Step 4: Simplify right side
    161,845,361.94x = 23,707,654,249,737,972
  5. Step 5: Solve for x
    x = 23,707,654,249,737,972/161,845,361.94
  6. Step 6: Final answer
    x = 146,483,371.32

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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.