Finding the Fourth Proportional to 97,807,511.10, 146,711,266.65 and 73,414,369.20
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Solution
The fourth proportional to 97,807,511.10, 146,711,266.65 and 73,414,369.20 is: 110,121,553.80
Step by Step Solution
- Step 1: Write the proportion equation
97,807,511.10 : 146,711,266.65 = 73,414,369.20 : x - Step 2: Convert to fraction form
97,807,511.10/146,711,266.65 = 73,414,369.20/x - Step 3: Cross multiply
97,807,511.10x = 146,711,266.65 × 73,414,369.20 - Step 4: Simplify right side
97,807,511.10x = 10,770,715,095,642,748 - Step 5: Solve for x
x = 10,770,715,095,642,748/97,807,511.10 - Step 6: Final answer
x = 110,121,553.80
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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.