Finding the Fourth Proportional to 4,666,371,868.68, 6,440,092,221.77 and 2,859,083,130.49
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Solution
The fourth proportional to 4,666,371,868.68, 6,440,092,221.77 and 2,859,083,130.49 is: 3,945,840,483.41
Step by Step Solution
- Step 1: Write the proportion equation
4,666,371,868.68 : 6,440,092,221.77 = 2,859,083,130.49 : x - Step 2: Convert to fraction form
4,666,371,868.68/6,440,092,221.77 = 2,859,083,130.49/x - Step 3: Cross multiply
4,666,371,868.68x = 6,440,092,221.77 × 2,859,083,130.49 - Step 4: Simplify right side
4,666,371,868.68x = 18,412,759,030,062,471,168 - Step 5: Solve for x
x = 18,412,759,030,062,471,168/4,666,371,868.68 - Step 6: Final answer
x = 3,945,840,483.41
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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.