Finding the Fourth Proportional to 66,715,328.92, 100,137,708.88 and 32,196,024.68
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Solution
The fourth proportional to 66,715,328.92, 100,137,708.88 and 32,196,024.68 is: 48,325,267.95
Step by Step Solution
- Step 1: Write the proportion equation
66,715,328.92 : 100,137,708.88 = 32,196,024.68 : x - Step 2: Convert to fraction form
66,715,328.92/100,137,708.88 = 32,196,024.68/x - Step 3: Cross multiply
66,715,328.92x = 100,137,708.88 × 32,196,024.68 - Step 4: Simplify right side
66,715,328.92x = 3,224,036,146,499,135 - Step 5: Solve for x
x = 3,224,036,146,499,135/66,715,328.92 - Step 6: Final answer
x = 48,325,267.95
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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.