Finding the Fourth Proportional to 87,166,440.40, 120,295,148.08 and 48,008,208.13
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Solution
The fourth proportional to 87,166,440.40, 120,295,148.08 and 48,008,208.13 is: 66,254,334.58
Step by Step Solution
- Step 1: Write the proportion equation
87,166,440.40 : 120,295,148.08 = 48,008,208.13 : x - Step 2: Convert to fraction form
87,166,440.40/120,295,148.08 = 48,008,208.13/x - Step 3: Cross multiply
87,166,440.40x = 120,295,148.08 × 48,008,208.13 - Step 4: Simplify right side
87,166,440.40x = 5,775,154,506,053,810 - Step 5: Solve for x
x = 5,775,154,506,053,810/87,166,440.40 - Step 6: Final answer
x = 66,254,334.58
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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.