Home / 82,591,736.40-113,979,506.40-47,315,834.64

Finding the Fourth Proportional to 82,591,736.40, 113,979,506.40 and 47,315,834.64

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Solution

The fourth proportional to 82,591,736.40, 113,979,506.40 and 47,315,834.64 is: 65,297,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,591,736.40 : 113,979,506.40 = 47,315,834.64 : x
  2. Step 2: Convert to fraction form
    82,591,736.40/113,979,506.40 = 47,315,834.64/x
  3. Step 3: Cross multiply
    82,591,736.40x = 113,979,506.40 × 47,315,834.64
  4. Step 4: Simplify right side
    82,591,736.40x = 5,393,035,477,171,222
  5. Step 5: Solve for x
    x = 5,393,035,477,171,222/82,591,736.40
  6. Step 6: Final answer
    x = 65,297,519.00

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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.