Finding the Fourth Proportional to 1,129,824,338.36, 1,694,734,000.02 and 300,778,184.12
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Solution
The fourth proportional to 1,129,824,338.36, 1,694,734,000.02 and 300,778,184.12 is: 451,166,608.64
Step by Step Solution
- Step 1: Write the proportion equation
1,129,824,338.36 : 1,694,734,000.02 = 300,778,184.12 : x - Step 2: Convert to fraction form
1,129,824,338.36/1,694,734,000.02 = 300,778,184.12/x - Step 3: Cross multiply
1,129,824,338.36x = 1,694,734,000.02 × 300,778,184.12 - Step 4: Simplify right side
1,129,824,338.36x = 509,739,015,092,439,616 - Step 5: Solve for x
x = 509,739,015,092,439,616/1,129,824,338.36 - Step 6: Final answer
x = 451,166,608.64
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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.