Finding the Fourth Proportional to 352,230,437.79, 527,886,043.25 and 196,777,966.55
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Solution
The fourth proportional to 352,230,437.79, 527,886,043.25 and 196,777,966.55 is: 294,910,180.99
Step by Step Solution
- Step 1: Write the proportion equation
352,230,437.79 : 527,886,043.25 = 196,777,966.55 : x - Step 2: Convert to fraction form
352,230,437.79/527,886,043.25 = 196,777,966.55/x - Step 3: Cross multiply
352,230,437.79x = 527,886,043.25 × 196,777,966.55 - Step 4: Simplify right side
352,230,437.79x = 103,876,342,157,237,024 - Step 5: Solve for x
x = 103,876,342,157,237,024/352,230,437.79 - Step 6: Final answer
x = 294,910,180.99
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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.