Finding the Fourth Proportional to 88,289,601.62, 121,838,683.33 and 48,596,283.66
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Solution
The fourth proportional to 88,289,601.62, 121,838,683.33 and 48,596,283.66 is: 67,062,339.25
Step by Step Solution
- Step 1: Write the proportion equation
88,289,601.62 : 121,838,683.33 = 48,596,283.66 : x - Step 2: Convert to fraction form
88,289,601.62/121,838,683.33 = 48,596,283.66/x - Step 3: Cross multiply
88,289,601.62x = 121,838,683.33 × 48,596,283.66 - Step 4: Simplify right side
88,289,601.62x = 5,920,907,215,926,338 - Step 5: Solve for x
x = 5,920,907,215,926,338/88,289,601.62 - Step 6: Final answer
x = 67,062,339.25
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.