Home / 15,096,538,553.85-20,833,286,130.34-8,322,208,311.35

Finding the Fourth Proportional to 15,096,538,553.85, 20,833,286,130.34 and 8,322,208,311.35

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Solution

The fourth proportional to 15,096,538,553.85, 20,833,286,130.34 and 8,322,208,311.35 is: 11,484,682,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096,538,553.85 : 20,833,286,130.34 = 8,322,208,311.35 : x
  2. Step 2: Convert to fraction form
    15,096,538,553.85/20,833,286,130.34 = 8,322,208,311.35/x
  3. Step 3: Cross multiply
    15,096,538,553.85x = 20,833,286,130.34 × 8,322,208,311.35
  4. Step 4: Simplify right side
    15,096,538,553.85x = 173,378,946,986,683,662,336
  5. Step 5: Solve for x
    x = 173,378,946,986,683,662,336/15,096,538,553.85
  6. Step 6: Final answer
    x = 11,484,682,158.64

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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.