Finding the Fourth Proportional to 70,094,331.79, 104,969,803.60 and 57,889,122.19
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Solution
The fourth proportional to 70,094,331.79, 104,969,803.60 and 57,889,122.19 is: 86,691,885.52
Step by Step Solution
- Step 1: Write the proportion equation
70,094,331.79 : 104,969,803.60 = 57,889,122.19 : x - Step 2: Convert to fraction form
70,094,331.79/104,969,803.60 = 57,889,122.19/x - Step 3: Cross multiply
70,094,331.79x = 104,969,803.60 × 57,889,122.19 - Step 4: Simplify right side
70,094,331.79x = 6,076,609,786,860,701 - Step 5: Solve for x
x = 6,076,609,786,860,701/70,094,331.79 - Step 6: Final answer
x = 86,691,885.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.