Finding the Fourth Proportional to 343,332,000.20, 514,998,000.30 and 305,708,601.80
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Solution
The fourth proportional to 343,332,000.20, 514,998,000.30 and 305,708,601.80 is: 458,562,902.70
Step by Step Solution
- Step 1: Write the proportion equation
343,332,000.20 : 514,998,000.30 = 305,708,601.80 : x - Step 2: Convert to fraction form
343,332,000.20/514,998,000.30 = 305,708,601.80/x - Step 3: Cross multiply
343,332,000.20x = 514,998,000.30 × 305,708,601.80 - Step 4: Simplify right side
343,332,000.20x = 157,439,318,601,508,992 - Step 5: Solve for x
x = 157,439,318,601,508,992/343,332,000.20 - Step 6: Final answer
x = 458,562,902.70
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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.