Finding the Fourth Proportional to 3,393,495,830.73, 4,682,950,865.19 and 1,964,627,187.66
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Solution
The fourth proportional to 3,393,495,830.73, 4,682,950,865.19 and 1,964,627,187.66 is: 2,711,143,035.72
Step by Step Solution
- Step 1: Write the proportion equation
3,393,495,830.73 : 4,682,950,865.19 = 1,964,627,187.66 : x - Step 2: Convert to fraction form
3,393,495,830.73/4,682,950,865.19 = 1,964,627,187.66/x - Step 3: Cross multiply
3,393,495,830.73x = 4,682,950,865.19 × 1,964,627,187.66 - Step 4: Simplify right side
3,393,495,830.73x = 9,200,252,588,228,193,280 - Step 5: Solve for x
x = 9,200,252,588,228,193,280/3,393,495,830.73 - Step 6: Final answer
x = 2,711,143,035.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.