Finding the Fourth Proportional to 624,276,235.97, 936,134,475.50 and 372,003,370.40
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Solution
The fourth proportional to 624,276,235.97, 936,134,475.50 and 372,003,370.40 is: 557,838,277.30
Step by Step Solution
- Step 1: Write the proportion equation
624,276,235.97 : 936,134,475.50 = 372,003,370.40 : x - Step 2: Convert to fraction form
624,276,235.97/936,134,475.50 = 372,003,370.40/x - Step 3: Cross multiply
624,276,235.97x = 936,134,475.50 × 372,003,370.40 - Step 4: Simplify right side
624,276,235.97x = 348,245,180,034,804,736 - Step 5: Solve for x
x = 348,245,180,034,804,736/624,276,235.97 - Step 6: Final answer
x = 557,838,277.30
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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.