Finding the Fourth Proportional to 83,669,683.30, 125,504,524.95 and 58,160,515.30
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Solution
The fourth proportional to 83,669,683.30, 125,504,524.95 and 58,160,515.30 is: 87,240,772.95
Step by Step Solution
- Step 1: Write the proportion equation
83,669,683.30 : 125,504,524.95 = 58,160,515.30 : x - Step 2: Convert to fraction form
83,669,683.30/125,504,524.95 = 58,160,515.30/x - Step 3: Cross multiply
83,669,683.30x = 125,504,524.95 × 58,160,515.30 - Step 4: Simplify right side
83,669,683.30x = 7,299,407,843,573,707 - Step 5: Solve for x
x = 7,299,407,843,573,707/83,669,683.30 - Step 6: Final answer
x = 87,240,772.95
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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.