Finding the Fourth Proportional to 1,403,328,249.54, 2,104,986,637.08 and 354,068,912.16
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Solution
The fourth proportional to 1,403,328,249.54, 2,104,986,637.08 and 354,068,912.16 is: 531,101,920.70
Step by Step Solution
- Step 1: Write the proportion equation
1,403,328,249.54 : 2,104,986,637.08 = 354,068,912.16 : x - Step 2: Convert to fraction form
1,403,328,249.54/2,104,986,637.08 = 354,068,912.16/x - Step 3: Cross multiply
1,403,328,249.54x = 2,104,986,637.08 × 354,068,912.16 - Step 4: Simplify right side
1,403,328,249.54x = 745,310,328,702,252,288 - Step 5: Solve for x
x = 745,310,328,702,252,288/1,403,328,249.54 - Step 6: Final answer
x = 531,101,920.70
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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.