Finding the Fourth Proportional to 204,429,906.90, 306,644,860.35 and 122,800,569.30
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Solution
The fourth proportional to 204,429,906.90, 306,644,860.35 and 122,800,569.30 is: 184,200,853.95
Step by Step Solution
- Step 1: Write the proportion equation
204,429,906.90 : 306,644,860.35 = 122,800,569.30 : x - Step 2: Convert to fraction form
204,429,906.90/306,644,860.35 = 122,800,569.30/x - Step 3: Cross multiply
204,429,906.90x = 306,644,860.35 × 122,800,569.30 - Step 4: Simplify right side
204,429,906.90x = 37,656,163,423,899,000 - Step 5: Solve for x
x = 37,656,163,423,899,000/204,429,906.90 - Step 6: Final answer
x = 184,200,853.95
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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.