Finding the Fourth Proportional to 326,447,412.14, 450,463,123.74 and 185,273,733.62
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Solution
The fourth proportional to 326,447,412.14, 450,463,123.74 and 185,273,733.62 is: 255,658,282.74
Step by Step Solution
- Step 1: Write the proportion equation
326,447,412.14 : 450,463,123.74 = 185,273,733.62 : x - Step 2: Convert to fraction form
326,447,412.14/450,463,123.74 = 185,273,733.62/x - Step 3: Cross multiply
326,447,412.14x = 450,463,123.74 × 185,273,733.62 - Step 4: Simplify right side
326,447,412.14x = 83,458,984,793,437,856 - Step 5: Solve for x
x = 83,458,984,793,437,856/326,447,412.14 - Step 6: Final answer
x = 255,658,282.74
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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.