Finding the Fourth Proportional to 9,788,086,737.20, 14,680,089,683.40 and 3,580,176,234.80
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Solution
The fourth proportional to 9,788,086,737.20, 14,680,089,683.40 and 3,580,176,234.80 is: 5,369,518,029.45
Step by Step Solution
- Step 1: Write the proportion equation
9,788,086,737.20 : 14,680,089,683.40 = 3,580,176,234.80 : x - Step 2: Convert to fraction form
9,788,086,737.20/14,680,089,683.40 = 3,580,176,234.80/x - Step 3: Cross multiply
9,788,086,737.20x = 14,680,089,683.40 × 3,580,176,234.80 - Step 4: Simplify right side
9,788,086,737.20x = 52,557,308,209,241,333,760 - Step 5: Solve for x
x = 52,557,308,209,241,333,760/9,788,086,737.20 - Step 6: Final answer
x = 5,369,518,029.45
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1.5x scale
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.