Finding the Fourth Proportional to 403,164,088.80, 604,858,107.60 and 173,243,320.80
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Solution
The fourth proportional to 403,164,088.80, 604,858,107.60 and 173,243,320.80 is: 259,913,097.63
Step by Step Solution
- Step 1: Write the proportion equation
403,164,088.80 : 604,858,107.60 = 173,243,320.80 : x - Step 2: Convert to fraction form
403,164,088.80/604,858,107.60 = 173,243,320.80/x - Step 3: Cross multiply
403,164,088.80x = 604,858,107.60 × 173,243,320.80 - Step 4: Simplify right side
403,164,088.80x = 104,787,627,173,427,728 - Step 5: Solve for x
x = 104,787,627,173,427,728/403,164,088.80 - Step 6: Final answer
x = 259,913,097.63
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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.