Finding the Fourth Proportional to 1,019,907,406.26, 1,526,694,272.64 and 552,407,700.96
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Solution
The fourth proportional to 1,019,907,406.26, 1,526,694,272.64 and 552,407,700.96 is: 826,896,312.39
Step by Step Solution
- Step 1: Write the proportion equation
1,019,907,406.26 : 1,526,694,272.64 = 552,407,700.96 : x - Step 2: Convert to fraction form
1,019,907,406.26/1,526,694,272.64 = 552,407,700.96/x - Step 3: Cross multiply
1,019,907,406.26x = 1,526,694,272.64 × 552,407,700.96 - Step 4: Simplify right side
1,019,907,406.26x = 843,357,673,217,861,888 - Step 5: Solve for x
x = 843,357,673,217,861,888/1,019,907,406.26 - Step 6: Final answer
x = 826,896,312.39
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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.