Finding the Fourth Proportional to 235,141,920.68, 324,017,707.95 and 181,895,284.26
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Solution
The fourth proportional to 235,141,920.68, 324,017,707.95 and 181,895,284.26 is: 250,645,622.54
Step by Step Solution
- Step 1: Write the proportion equation
235,141,920.68 : 324,017,707.95 = 181,895,284.26 : x - Step 2: Convert to fraction form
235,141,920.68/324,017,707.95 = 181,895,284.26/x - Step 3: Cross multiply
235,141,920.68x = 324,017,707.95 × 181,895,284.26 - Step 4: Simplify right side
235,141,920.68x = 58,937,293,092,838,904 - Step 5: Solve for x
x = 58,937,293,092,838,904/235,141,920.68 - Step 6: Final answer
x = 250,645,622.54
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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.