Finding the Fourth Proportional to 299,657,836.86, 449,487,333.45 and 115,512,029.70
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Solution
The fourth proportional to 299,657,836.86, 449,487,333.45 and 115,512,029.70 is: 173,268,267.42
Step by Step Solution
- Step 1: Write the proportion equation
299,657,836.86 : 449,487,333.45 = 115,512,029.70 : x - Step 2: Convert to fraction form
299,657,836.86/449,487,333.45 = 115,512,029.70/x - Step 3: Cross multiply
299,657,836.86x = 449,487,333.45 × 115,512,029.70 - Step 4: Simplify right side
299,657,836.86x = 51,921,194,211,250,200 - Step 5: Solve for x
x = 51,921,194,211,250,200/299,657,836.86 - Step 6: Final answer
x = 173,268,267.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.