Finding the Fourth Proportional to 1,999,450,996.16, 2,999,374,539.05 and 739,245,534.13
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Solution
The fourth proportional to 1,999,450,996.16, 2,999,374,539.05 and 739,245,534.13 is: 1,108,941,523.16
Step by Step Solution
- Step 1: Write the proportion equation
1,999,450,996.16 : 2,999,374,539.05 = 739,245,534.13 : x - Step 2: Convert to fraction form
1,999,450,996.16/2,999,374,539.05 = 739,245,534.13/x - Step 3: Cross multiply
1,999,450,996.16x = 2,999,374,539.05 × 739,245,534.13 - Step 4: Simplify right side
1,999,450,996.16x = 2,217,274,233,165,376,000 - Step 5: Solve for x
x = 2,217,274,233,165,376,000/1,999,450,996.16 - Step 6: Final answer
x = 1,108,941,523.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.