Finding the Fourth Proportional to 9,788,086,722.20, 14,680,089,660.90 and 3,580,176,219.80
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Solution
The fourth proportional to 9,788,086,722.20, 14,680,089,660.90 and 3,580,176,219.80 is: 5,369,518,006.95
Step by Step Solution
- Step 1: Write the proportion equation
9,788,086,722.20 : 14,680,089,660.90 = 3,580,176,219.80 : x - Step 2: Convert to fraction form
9,788,086,722.20/14,680,089,660.90 = 3,580,176,219.80/x - Step 3: Cross multiply
9,788,086,722.20x = 14,680,089,660.90 × 3,580,176,219.80 - Step 4: Simplify right side
9,788,086,722.20x = 52,557,307,908,486,029,312 - Step 5: Solve for x
x = 52,557,307,908,486,029,312/9,788,086,722.20 - Step 6: Final answer
x = 5,369,518,006.95
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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.