Home / 43,685,603.70-65,528,405.55-40,992,969.30

Finding the Fourth Proportional to 43,685,603.70, 65,528,405.55 and 40,992,969.30

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Solution

The fourth proportional to 43,685,603.70, 65,528,405.55 and 40,992,969.30 is: 61,489,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,685,603.70 : 65,528,405.55 = 40,992,969.30 : x
  2. Step 2: Convert to fraction form
    43,685,603.70/65,528,405.55 = 40,992,969.30/x
  3. Step 3: Cross multiply
    43,685,603.70x = 65,528,405.55 × 40,992,969.30
  4. Step 4: Simplify right side
    43,685,603.70x = 2,686,203,916,989,099.50
  5. Step 5: Solve for x
    x = 2,686,203,916,989,099.50/43,685,603.70
  6. Step 6: Final answer
    x = 61,489,453.95

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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.