Finding the Fourth Proportional to 3,788,261,330.09, 5,679,495,294.48 and 2,293,967,655.93
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Solution
The fourth proportional to 3,788,261,330.09, 5,679,495,294.48 and 2,293,967,655.93 is: 3,439,197,397.52
Step by Step Solution
- Step 1: Write the proportion equation
3,788,261,330.09 : 5,679,495,294.48 = 2,293,967,655.93 : x - Step 2: Convert to fraction form
3,788,261,330.09/5,679,495,294.48 = 2,293,967,655.93/x - Step 3: Cross multiply
3,788,261,330.09x = 5,679,495,294.48 × 2,293,967,655.93 - Step 4: Simplify right side
3,788,261,330.09x = 13,028,578,507,543,748,608 - Step 5: Solve for x
x = 13,028,578,507,543,748,608/3,788,261,330.09 - Step 6: Final answer
x = 3,439,197,397.52
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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.