Finding the Fourth Proportional to 87,160,519.56, 120,276,848.70 and 47,994,651.84
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Solution
The fourth proportional to 87,160,519.56, 120,276,848.70 and 47,994,651.84 is: 66,230,048.96
Step by Step Solution
- Step 1: Write the proportion equation
87,160,519.56 : 120,276,848.70 = 47,994,651.84 : x - Step 2: Convert to fraction form
87,160,519.56/120,276,848.70 = 47,994,651.84/x - Step 3: Cross multiply
87,160,519.56x = 120,276,848.70 × 47,994,651.84 - Step 4: Simplify right side
87,160,519.56x = 5,772,645,477,768,857 - Step 5: Solve for x
x = 5,772,645,477,768,857/87,160,519.56 - Step 6: Final answer
x = 66,230,048.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.