Home / 68,535,287.81-94,577,815.37-39,166,283.51

Finding the Fourth Proportional to 68,535,287.81, 94,577,815.37 and 39,166,283.51

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Solution

The fourth proportional to 68,535,287.81, 94,577,815.37 and 39,166,283.51 is: 54,048,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,535,287.81 : 94,577,815.37 = 39,166,283.51 : x
  2. Step 2: Convert to fraction form
    68,535,287.81/94,577,815.37 = 39,166,283.51/x
  3. Step 3: Cross multiply
    68,535,287.81x = 94,577,815.37 × 39,166,283.51
  4. Step 4: Simplify right side
    68,535,287.81x = 3,704,261,530,162,882.50
  5. Step 5: Solve for x
    x = 3,704,261,530,162,882.50/68,535,287.81
  6. Step 6: Final answer
    x = 54,048,967.31

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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.