Finding the Fourth Proportional to 93,485,496.84, 129,016,665.39 and 51,668,662.62
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Solution
The fourth proportional to 93,485,496.84, 129,016,665.39 and 51,668,662.62 is: 71,306,446.27
Step by Step Solution
- Step 1: Write the proportion equation
93,485,496.84 : 129,016,665.39 = 51,668,662.62 : x - Step 2: Convert to fraction form
93,485,496.84/129,016,665.39 = 51,668,662.62/x - Step 3: Cross multiply
93,485,496.84x = 129,016,665.39 × 51,668,662.62 - Step 4: Simplify right side
93,485,496.84x = 6,666,118,556,780,533 - Step 5: Solve for x
x = 6,666,118,556,780,533/93,485,496.84 - Step 6: Final answer
x = 71,306,446.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.