Finding the Fourth Proportional to 5,654,630,789.68, 8,482,525,423.08 and 2,163,972,103.60
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Solution
The fourth proportional to 5,654,630,789.68, 8,482,525,423.08 and 2,163,972,103.60 is: 3,246,179,824.35
Step by Step Solution
- Step 1: Write the proportion equation
5,654,630,789.68 : 8,482,525,423.08 = 2,163,972,103.60 : x - Step 2: Convert to fraction form
5,654,630,789.68/8,482,525,423.08 = 2,163,972,103.60/x - Step 3: Cross multiply
5,654,630,789.68x = 8,482,525,423.08 × 2,163,972,103.60 - Step 4: Simplify right side
5,654,630,789.68x = 18,355,948,383,622,905,856 - Step 5: Solve for x
x = 18,355,948,383,622,905,856/5,654,630,789.68 - Step 6: Final answer
x = 3,246,179,824.35
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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.