Finding the Fourth Proportional to 5,974,389,992.78, 8,957,167,024.58 and 3,613,025,979.44
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Solution
The fourth proportional to 5,974,389,992.78, 8,957,167,024.58 and 3,613,025,979.44 is: 5,416,867,194.99
Step by Step Solution
- Step 1: Write the proportion equation
5,974,389,992.78 : 8,957,167,024.58 = 3,613,025,979.44 : x - Step 2: Convert to fraction form
5,974,389,992.78/8,957,167,024.58 = 3,613,025,979.44/x - Step 3: Cross multiply
5,974,389,992.78x = 8,957,167,024.58 × 3,613,025,979.44 - Step 4: Simplify right side
5,974,389,992.78x = 32,362,477,161,975,738,368 - Step 5: Solve for x
x = 32,362,477,161,975,738,368/5,974,389,992.78 - Step 6: Final answer
x = 5,416,867,194.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.