Finding the Fourth Proportional to 614,549,815.05, 848,076,932.97 and 332,290,243.74
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Solution
The fourth proportional to 614,549,815.05, 848,076,932.97 and 332,290,243.74 is: 458,559,556.71
Step by Step Solution
- Step 1: Write the proportion equation
614,549,815.05 : 848,076,932.97 = 332,290,243.74 : x - Step 2: Convert to fraction form
614,549,815.05/848,076,932.97 = 332,290,243.74/x - Step 3: Cross multiply
614,549,815.05x = 848,076,932.97 × 332,290,243.74 - Step 4: Simplify right side
614,549,815.05x = 281,807,690,766,872,960 - Step 5: Solve for x
x = 281,807,690,766,872,960/614,549,815.05 - Step 6: Final answer
x = 458,559,556.71
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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.