Finding the Fourth Proportional to 252,208,153.08, 378,328,189.86 and 106,614,573.48
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Solution
The fourth proportional to 252,208,153.08, 378,328,189.86 and 106,614,573.48 is: 159,928,607.00
Step by Step Solution
- Step 1: Write the proportion equation
252,208,153.08 : 378,328,189.86 = 106,614,573.48 : x - Step 2: Convert to fraction form
252,208,153.08/378,328,189.86 = 106,614,573.48/x - Step 3: Cross multiply
252,208,153.08x = 378,328,189.86 × 106,614,573.48 - Step 4: Simplify right side
252,208,153.08x = 40,335,298,597,384,368 - Step 5: Solve for x
x = 40,335,298,597,384,368/252,208,153.08 - Step 6: Final answer
x = 159,928,607.00
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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.