Home / 82,538,933.80-113,783,674.98-57,681,945.40

Finding the Fourth Proportional to 82,538,933.80, 113,783,674.98 and 57,681,945.40

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Solution

The fourth proportional to 82,538,933.80, 113,783,674.98 and 57,681,945.40 is: 79,517,185.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,538,933.80 : 113,783,674.98 = 57,681,945.40 : x
  2. Step 2: Convert to fraction form
    82,538,933.80/113,783,674.98 = 57,681,945.40/x
  3. Step 3: Cross multiply
    82,538,933.80x = 113,783,674.98 × 57,681,945.40
  4. Step 4: Simplify right side
    82,538,933.80x = 6,563,263,727,607,706
  5. Step 5: Solve for x
    x = 6,563,263,727,607,706/82,538,933.80
  6. Step 6: Final answer
    x = 79,517,185.71

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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.