Finding the Fourth Proportional to 9,189,634,006.18, 13,788,460,469.74 and 3,218,046,183.33
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Solution
The fourth proportional to 9,189,634,006.18, 13,788,460,469.74 and 3,218,046,183.33 is: 4,828,473,316.65
Step by Step Solution
- Step 1: Write the proportion equation
9,189,634,006.18 : 13,788,460,469.74 = 3,218,046,183.33 : x - Step 2: Convert to fraction form
9,189,634,006.18/13,788,460,469.74 = 3,218,046,183.33/x - Step 3: Cross multiply
9,189,634,006.18x = 13,788,460,469.74 × 3,218,046,183.33 - Step 4: Simplify right side
9,189,634,006.18x = 44,371,902,588,643,385,344 - Step 5: Solve for x
x = 44,371,902,588,643,385,344/9,189,634,006.18 - Step 6: Final answer
x = 4,828,473,316.65
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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.