Finding the Fourth Proportional to 301,986,250.71, 416,737,041.91 and 169,827,207.58
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Solution
The fourth proportional to 301,986,250.71, 416,737,041.91 and 169,827,207.58 is: 234,359,305.95
Step by Step Solution
- Step 1: Write the proportion equation
301,986,250.71 : 416,737,041.91 = 169,827,207.58 : x - Step 2: Convert to fraction form
301,986,250.71/416,737,041.91 = 169,827,207.58/x - Step 3: Cross multiply
301,986,250.71x = 416,737,041.91 × 169,827,207.58 - Step 4: Simplify right side
301,986,250.71x = 70,773,288,122,724,736 - Step 5: Solve for x
x = 70,773,288,122,724,736/301,986,250.71 - Step 6: Final answer
x = 234,359,305.95
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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.