Finding the Fourth Proportional to 3,941,332,083.53, 5,438,453,204.64 and 2,393,796,493.07
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Solution
The fourth proportional to 3,941,332,083.53, 5,438,453,204.64 and 2,393,796,493.07 is: 3,303,083,813.57
Step by Step Solution
- Step 1: Write the proportion equation
3,941,332,083.53 : 5,438,453,204.64 = 2,393,796,493.07 : x - Step 2: Convert to fraction form
3,941,332,083.53/5,438,453,204.64 = 2,393,796,493.07/x - Step 3: Cross multiply
3,941,332,083.53x = 5,438,453,204.64 × 2,393,796,493.07 - Step 4: Simplify right side
3,941,332,083.53x = 13,018,550,209,012,154,368 - Step 5: Solve for x
x = 13,018,550,209,012,154,368/3,941,332,083.53 - Step 6: Final answer
x = 3,303,083,813.57
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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.