Finding the Fourth Proportional to 425,894,827.08, 587,736,631.98 and 230,324,539.08
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Solution
The fourth proportional to 425,894,827.08, 587,736,631.98 and 230,324,539.08 is: 317,848,821.48
Step by Step Solution
- Step 1: Write the proportion equation
425,894,827.08 : 587,736,631.98 = 230,324,539.08 : x - Step 2: Convert to fraction form
425,894,827.08/587,736,631.98 = 230,324,539.08/x - Step 3: Cross multiply
425,894,827.08x = 587,736,631.98 × 230,324,539.08 - Step 4: Simplify right side
425,894,827.08x = 135,370,168,861,225,104 - Step 5: Solve for x
x = 135,370,168,861,225,104/425,894,827.08 - Step 6: Final answer
x = 317,848,821.48
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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.