Finding the Fourth Proportional to 64,746,077.40, 97,119,116.10 and 64,368,163.80
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Solution
The fourth proportional to 64,746,077.40, 97,119,116.10 and 64,368,163.80 is: 96,552,245.70
Step by Step Solution
- Step 1: Write the proportion equation
64,746,077.40 : 97,119,116.10 = 64,368,163.80 : x - Step 2: Convert to fraction form
64,746,077.40/97,119,116.10 = 64,368,163.80/x - Step 3: Cross multiply
64,746,077.40x = 97,119,116.10 × 64,368,163.80 - Step 4: Simplify right side
64,746,077.40x = 6,251,379,173,236,017 - Step 5: Solve for x
x = 6,251,379,173,236,017/64,746,077.40 - Step 6: Final answer
x = 96,552,245.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.