Finding the Fourth Proportional to 209,557,528, 289,204,673.04 and 121,474,265.92
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Solution
The fourth proportional to 209,557,528, 289,204,673.04 and 121,474,265.92 is: 167,643,346.88
Step by Step Solution
- Step 1: Write the proportion equation
209,557,528 : 289,204,673.04 = 121,474,265.92 : x - Step 2: Convert to fraction form
209,557,528/289,204,673.04 = 121,474,265.92/x - Step 3: Cross multiply
209,557,528x = 289,204,673.04 × 121,474,265.92 - Step 4: Simplify right side
209,557,528x = 35,130,925,358,167,616 - Step 5: Solve for x
x = 35,130,925,358,167,616/209,557,528 - Step 6: Final answer
x = 167,643,346.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.