Finding the Fourth Proportional to 624,276,236.97, 936,134,477 and 372,003,371.40
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Solution
The fourth proportional to 624,276,236.97, 936,134,477 and 372,003,371.40 is: 557,838,278.80
Step by Step Solution
- Step 1: Write the proportion equation
624,276,236.97 : 936,134,477 = 372,003,371.40 : x - Step 2: Convert to fraction form
624,276,236.97/936,134,477 = 372,003,371.40/x - Step 3: Cross multiply
624,276,236.97x = 936,134,477 × 372,003,371.40 - Step 4: Simplify right side
624,276,236.97x = 348,245,181,527,775,744 - Step 5: Solve for x
x = 348,245,181,527,775,744/624,276,236.97 - Step 6: Final answer
x = 557,838,278.80
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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.