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Finding the Fourth Proportional to 7,794,468,000.40, 11,691,702,000.60 and 7,794,468,000.40

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Solution

The fourth proportional to 7,794,468,000.40, 11,691,702,000.60 and 7,794,468,000.40 is: 11,691,702,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,794,468,000.40 : 11,691,702,000.60 = 7,794,468,000.40 : x
  2. Step 2: Convert to fraction form
    7,794,468,000.40/11,691,702,000.60 = 7,794,468,000.40/x
  3. Step 3: Cross multiply
    7,794,468,000.40x = 11,691,702,000.60 × 7,794,468,000.40
  4. Step 4: Simplify right side
    7,794,468,000.40x = 91,130,597,113,889,357,824
  5. Step 5: Solve for x
    x = 91,130,597,113,889,357,824/7,794,468,000.40
  6. Step 6: Final answer
    x = 11,691,702,000.60

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1.5x scale

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.