Finding the Fourth Proportional to 383,950,876.03, 529,701,444.52 and 222,987,457.68
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Solution
The fourth proportional to 383,950,876.03, 529,701,444.52 and 222,987,457.68 is: 307,635,132.03
Step by Step Solution
- Step 1: Write the proportion equation
383,950,876.03 : 529,701,444.52 = 222,987,457.68 : x - Step 2: Convert to fraction form
383,950,876.03/529,701,444.52 = 222,987,457.68/x - Step 3: Cross multiply
383,950,876.03x = 529,701,444.52 × 222,987,457.68 - Step 4: Simplify right side
383,950,876.03x = 118,116,778,441,770,368 - Step 5: Solve for x
x = 118,116,778,441,770,368/383,950,876.03 - Step 6: Final answer
x = 307,635,132.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.