Home / 4,747,266,313.21-7,121,554,293.72-2,756,246,037.22

Finding the Fourth Proportional to 4,747,266,313.21, 7,121,554,293.72 and 2,756,246,037.22

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Solution

The fourth proportional to 4,747,266,313.21, 7,121,554,293.72 and 2,756,246,037.22 is: 4,134,749,244.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,266,313.21 : 7,121,554,293.72 = 2,756,246,037.22 : x
  2. Step 2: Convert to fraction form
    4,747,266,313.21/7,121,554,293.72 = 2,756,246,037.22/x
  3. Step 3: Cross multiply
    4,747,266,313.21x = 7,121,554,293.72 × 2,756,246,037.22
  4. Step 4: Simplify right side
    4,747,266,313.21x = 19,628,755,800,912,826,368
  5. Step 5: Solve for x
    x = 19,628,755,800,912,826,368/4,747,266,313.21
  6. Step 6: Final answer
    x = 4,134,749,244.27

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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.