Home / 274,536,399.45-411,804,268.68-70,064,496.57

Finding the Fourth Proportional to 274,536,399.45, 411,804,268.68 and 70,064,496.57

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Solution

The fourth proportional to 274,536,399.45, 411,804,268.68 and 70,064,496.57 is: 105,096,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,536,399.45 : 411,804,268.68 = 70,064,496.57 : x
  2. Step 2: Convert to fraction form
    274,536,399.45/411,804,268.68 = 70,064,496.57/x
  3. Step 3: Cross multiply
    274,536,399.45x = 411,804,268.68 × 70,064,496.57
  4. Step 4: Simplify right side
    274,536,399.45x = 28,852,858,770,441,216
  5. Step 5: Solve for x
    x = 28,852,858,770,441,216/274,536,399.45
  6. Step 6: Final answer
    x = 105,096,660.51

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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.