Finding the Fourth Proportional to 125,487,505.08, 173,177,963.31 and 69,732,717.30
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Solution
The fourth proportional to 125,487,505.08, 173,177,963.31 and 69,732,717.30 is: 96,234,042.99
Step by Step Solution
- Step 1: Write the proportion equation
125,487,505.08 : 173,177,963.31 = 69,732,717.30 : x - Step 2: Convert to fraction form
125,487,505.08/173,177,963.31 = 69,732,717.30/x - Step 3: Cross multiply
125,487,505.08x = 173,177,963.31 × 69,732,717.30 - Step 4: Simplify right side
125,487,505.08x = 12,076,169,958,086,002 - Step 5: Solve for x
x = 12,076,169,958,086,002/125,487,505.08 - Step 6: Final answer
x = 96,234,042.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.