Finding the Fourth Proportional to 8,649,016,136.14, 12,972,213,368.41 and 2,353,935,909.10
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Solution
The fourth proportional to 8,649,016,136.14, 12,972,213,368.41 and 2,353,935,909.10 is: 3,530,547,103.60
Step by Step Solution
- Step 1: Write the proportion equation
8,649,016,136.14 : 12,972,213,368.41 = 2,353,935,909.10 : x - Step 2: Convert to fraction form
8,649,016,136.14/12,972,213,368.41 = 2,353,935,909.10/x - Step 3: Cross multiply
8,649,016,136.14x = 12,972,213,368.41 × 2,353,935,909.10 - Step 4: Simplify right side
8,649,016,136.14x = 30,535,758,868,407,365,632 - Step 5: Solve for x
x = 30,535,758,868,407,365,632/8,649,016,136.14 - Step 6: Final answer
x = 3,530,547,103.60
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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.