Finding the Fourth Proportional to 93,597,302.52, 129,196,743.12 and 64,325,532.24
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Solution
The fourth proportional to 93,597,302.52, 129,196,743.12 and 64,325,532.24 is: 88,791,546.78
Step by Step Solution
- Step 1: Write the proportion equation
93,597,302.52 : 129,196,743.12 = 64,325,532.24 : x - Step 2: Convert to fraction form
93,597,302.52/129,196,743.12 = 64,325,532.24/x - Step 3: Cross multiply
93,597,302.52x = 129,196,743.12 × 64,325,532.24 - Step 4: Simplify right side
93,597,302.52x = 8,310,649,264,868,559 - Step 5: Solve for x
x = 8,310,649,264,868,559/93,597,302.52 - Step 6: Final answer
x = 88,791,546.78
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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.