Home / 85,775,105.31-118,370,559.70-46,616,884.08

Finding the Fourth Proportional to 85,775,105.31, 118,370,559.70 and 46,616,884.08

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Solution

The fourth proportional to 85,775,105.31, 118,370,559.70 and 46,616,884.08 is: 64,331,796.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,775,105.31 : 118,370,559.70 = 46,616,884.08 : x
  2. Step 2: Convert to fraction form
    85,775,105.31/118,370,559.70 = 46,616,884.08/x
  3. Step 3: Cross multiply
    85,775,105.31x = 118,370,559.70 × 46,616,884.08
  4. Step 4: Simplify right side
    85,775,105.31x = 5,518,066,660,019,620
  5. Step 5: Solve for x
    x = 5,518,066,660,019,620/85,775,105.31
  6. Step 6: Final answer
    x = 64,331,796.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.