Finding the Fourth Proportional to 232,821,992.48, 349,173,398.56 and 69,021,445.12
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Solution
The fourth proportional to 232,821,992.48, 349,173,398.56 and 69,021,445.12 is: 103,514,501.83
Step by Step Solution
- Step 1: Write the proportion equation
232,821,992.48 : 349,173,398.56 = 69,021,445.12 : x - Step 2: Convert to fraction form
232,821,992.48/349,173,398.56 = 69,021,445.12/x - Step 3: Cross multiply
232,821,992.48x = 349,173,398.56 × 69,021,445.12 - Step 4: Simplify right side
232,821,992.48x = 24,100,452,566,072,928 - Step 5: Solve for x
x = 24,100,452,566,072,928/232,821,992.48 - Step 6: Final answer
x = 103,514,501.83
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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.