Finding the Fourth Proportional to 1,999,450,996.41, 2,999,374,539.43 and 739,245,534.38
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Solution
The fourth proportional to 1,999,450,996.41, 2,999,374,539.43 and 739,245,534.38 is: 1,108,941,523.53
Step by Step Solution
- Step 1: Write the proportion equation
1,999,450,996.41 : 2,999,374,539.43 = 739,245,534.38 : x - Step 2: Convert to fraction form
1,999,450,996.41/2,999,374,539.43 = 739,245,534.38/x - Step 3: Cross multiply
1,999,450,996.41x = 2,999,374,539.43 × 739,245,534.38 - Step 4: Simplify right side
1,999,450,996.41x = 2,217,274,234,189,851,648 - Step 5: Solve for x
x = 2,217,274,234,189,851,648/1,999,450,996.41 - Step 6: Final answer
x = 1,108,941,523.53
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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.