Finding the Fourth Proportional to 132,707,730.12, 183,215,225.98 and 117,982,724.80
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Solution
The fourth proportional to 132,707,730.12, 183,215,225.98 and 117,982,724.80 is: 162,886,001.94
Step by Step Solution
- Step 1: Write the proportion equation
132,707,730.12 : 183,215,225.98 = 117,982,724.80 : x - Step 2: Convert to fraction form
132,707,730.12/183,215,225.98 = 117,982,724.80/x - Step 3: Cross multiply
132,707,730.12x = 183,215,225.98 × 117,982,724.80 - Step 4: Simplify right side
132,707,730.12x = 21,616,231,585,968,148 - Step 5: Solve for x
x = 21,616,231,585,968,148/132,707,730.12 - Step 6: Final answer
x = 162,886,001.94
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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.