Finding the Fourth Proportional to 5,607,709,764, 8,409,775,751.28 and 1,926,327,415.20
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Solution
The fourth proportional to 5,607,709,764, 8,409,775,751.28 and 1,926,327,415.20 is: 2,888,876,612.23
Step by Step Solution
- Step 1: Write the proportion equation
5,607,709,764 : 8,409,775,751.28 = 1,926,327,415.20 : x - Step 2: Convert to fraction form
5,607,709,764/8,409,775,751.28 = 1,926,327,415.20/x - Step 3: Cross multiply
5,607,709,764x = 8,409,775,751.28 × 1,926,327,415.20 - Step 4: Simplify right side
5,607,709,764x = 16,199,981,585,374,840,832 - Step 5: Solve for x
x = 16,199,981,585,374,840,832/5,607,709,764 - Step 6: Final answer
x = 2,888,876,612.23
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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.