Finding the Fourth Proportional to 121,013,466.28, 181,520,095.74 and 44,342,495.08
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Solution
The fourth proportional to 121,013,466.28, 181,520,095.74 and 44,342,495.08 is: 66,513,704.63
Step by Step Solution
- Step 1: Write the proportion equation
121,013,466.28 : 181,520,095.74 = 44,342,495.08 : x - Step 2: Convert to fraction form
121,013,466.28/181,520,095.74 = 44,342,495.08/x - Step 3: Cross multiply
121,013,466.28x = 181,520,095.74 × 44,342,495.08 - Step 4: Simplify right side
121,013,466.28x = 8,049,053,952,272,079 - Step 5: Solve for x
x = 8,049,053,952,272,079/121,013,466.28 - Step 6: Final answer
x = 66,513,704.63
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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.