Finding the Fourth Proportional to 244,957,863.80, 367,436,795.70 and 243,257,252.60
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Solution
The fourth proportional to 244,957,863.80, 367,436,795.70 and 243,257,252.60 is: 364,885,878.90
Step by Step Solution
- Step 1: Write the proportion equation
244,957,863.80 : 367,436,795.70 = 243,257,252.60 : x - Step 2: Convert to fraction form
244,957,863.80/367,436,795.70 = 243,257,252.60/x - Step 3: Cross multiply
244,957,863.80x = 367,436,795.70 × 243,257,252.60 - Step 4: Simplify right side
244,957,863.80x = 89,381,665,426,129,488 - Step 5: Solve for x
x = 89,381,665,426,129,488/244,957,863.80 - Step 6: Final answer
x = 364,885,878.90
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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.