Home / 66,546,383.85-99,804,485.43-30,130,734.33

Finding the Fourth Proportional to 66,546,383.85, 99,804,485.43 and 30,130,734.33

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Solution

The fourth proportional to 66,546,383.85, 99,804,485.43 and 30,130,734.33 is: 45,189,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,546,383.85 : 99,804,485.43 = 30,130,734.33 : x
  2. Step 2: Convert to fraction form
    66,546,383.85/99,804,485.43 = 30,130,734.33/x
  3. Step 3: Cross multiply
    66,546,383.85x = 99,804,485.43 × 30,130,734.33
  4. Step 4: Simplify right side
    66,546,383.85x = 3,007,182,435,433,686
  5. Step 5: Solve for x
    x = 3,007,182,435,433,686/66,546,383.85
  6. Step 6: Final answer
    x = 45,189,268.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.