Finding the Fourth Proportional to 303,597,237.48, 455,423,647.82 and 85,246,108.24
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Solution
The fourth proportional to 303,597,237.48, 455,423,647.82 and 85,246,108.24 is: 127,876,965.88
Step by Step Solution
- Step 1: Write the proportion equation
303,597,237.48 : 455,423,647.82 = 85,246,108.24 : x - Step 2: Convert to fraction form
303,597,237.48/455,423,647.82 = 85,246,108.24/x - Step 3: Cross multiply
303,597,237.48x = 455,423,647.82 × 85,246,108.24 - Step 4: Simplify right side
303,597,237.48x = 38,823,093,577,119,360 - Step 5: Solve for x
x = 38,823,093,577,119,360/303,597,237.48 - Step 6: Final answer
x = 127,876,965.88
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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.