Finding the Fourth Proportional to 168,258,850.14, 232,235,955.17 and 98,666,651.19
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Solution
The fourth proportional to 168,258,850.14, 232,235,955.17 and 98,666,651.19 is: 136,182,696.86
Step by Step Solution
- Step 1: Write the proportion equation
168,258,850.14 : 232,235,955.17 = 98,666,651.19 : x - Step 2: Convert to fraction form
168,258,850.14/232,235,955.17 = 98,666,651.19/x - Step 3: Cross multiply
168,258,850.14x = 232,235,955.17 × 98,666,651.19 - Step 4: Simplify right side
168,258,850.14x = 22,913,943,982,530,596 - Step 5: Solve for x
x = 22,913,943,982,530,596/168,258,850.14 - Step 6: Final answer
x = 136,182,696.86
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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.