Finding the Fourth Proportional to 66,519,583.05, 99,695,393.78 and 58,961,311.05
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Solution
The fourth proportional to 66,519,583.05, 99,695,393.78 and 58,961,311.05 is: 88,367,528.07
Step by Step Solution
- Step 1: Write the proportion equation
66,519,583.05 : 99,695,393.78 = 58,961,311.05 : x - Step 2: Convert to fraction form
66,519,583.05/99,695,393.78 = 58,961,311.05/x - Step 3: Cross multiply
66,519,583.05x = 99,695,393.78 × 58,961,311.05 - Step 4: Simplify right side
66,519,583.05x = 5,878,171,122,620,009 - Step 5: Solve for x
x = 5,878,171,122,620,009/66,519,583.05 - Step 6: Final answer
x = 88,367,528.07
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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.