Finding the Fourth Proportional to 145,006,408.36, 217,503,713.77 and 35,828,830.08
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Solution
The fourth proportional to 145,006,408.36, 217,503,713.77 and 35,828,830.08 is: 53,741,787.63
Step by Step Solution
- Step 1: Write the proportion equation
145,006,408.36 : 217,503,713.77 = 35,828,830.08 : x - Step 2: Convert to fraction form
145,006,408.36/217,503,713.77 = 35,828,830.08/x - Step 3: Cross multiply
145,006,408.36x = 217,503,713.77 × 35,828,830.08 - Step 4: Simplify right side
145,006,408.36x = 7,792,903,602,434,286 - Step 5: Solve for x
x = 7,792,903,602,434,286/145,006,408.36 - Step 6: Final answer
x = 53,741,787.63
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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.