Home / 741,162,284.09-1,111,704,271.15-243,107,193.21

Finding the Fourth Proportional to 741,162,284.09, 1,111,704,271.15 and 243,107,193.21

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Solution

The fourth proportional to 741,162,284.09, 1,111,704,271.15 and 243,107,193.21 is: 364,647,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,162,284.09 : 1,111,704,271.15 = 243,107,193.21 : x
  2. Step 2: Convert to fraction form
    741,162,284.09/1,111,704,271.15 = 243,107,193.21/x
  3. Step 3: Cross multiply
    741,162,284.09x = 1,111,704,271.15 × 243,107,193.21
  4. Step 4: Simplify right side
    741,162,284.09x = 270,263,305,043,197,184
  5. Step 5: Solve for x
    x = 270,263,305,043,197,184/741,162,284.09
  6. Step 6: Final answer
    x = 364,647,946.67

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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.