Finding the Fourth Proportional to 403,164,580.80, 604,858,845.60 and 173,243,812.80
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Solution
The fourth proportional to 403,164,580.80, 604,858,845.60 and 173,243,812.80 is: 259,913,835.71
Step by Step Solution
- Step 1: Write the proportion equation
403,164,580.80 : 604,858,845.60 = 173,243,812.80 : x - Step 2: Convert to fraction form
403,164,580.80/604,858,845.60 = 173,243,812.80/x - Step 3: Cross multiply
403,164,580.80x = 604,858,845.60 × 173,243,812.80 - Step 4: Simplify right side
403,164,580.80x = 104,788,052,617,550,512 - Step 5: Solve for x
x = 104,788,052,617,550,512/403,164,580.80 - Step 6: Final answer
x = 259,913,835.71
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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.