Home / 104,609,901-144,362,991.48-57,572,390.28

Finding the Fourth Proportional to 104,609,901, 144,362,991.48 and 57,572,390.28

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Solution

The fourth proportional to 104,609,901, 144,362,991.48 and 57,572,390.28 is: 79,450,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,609,901 : 144,362,991.48 = 57,572,390.28 : x
  2. Step 2: Convert to fraction form
    104,609,901/144,362,991.48 = 57,572,390.28/x
  3. Step 3: Cross multiply
    104,609,901x = 144,362,991.48 × 57,572,390.28
  4. Step 4: Simplify right side
    104,609,901x = 8,311,322,487,474,874
  5. Step 5: Solve for x
    x = 8,311,322,487,474,874/104,609,901
  6. Step 6: Final answer
    x = 79,450,629.51

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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.