Finding the Fourth Proportional to 151,696,125.93, 209,304,248.08 and 92,156,231.91
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Solution
The fourth proportional to 151,696,125.93, 209,304,248.08 and 92,156,231.91 is: 127,153,483.37
Step by Step Solution
- Step 1: Write the proportion equation
151,696,125.93 : 209,304,248.08 = 92,156,231.91 : x - Step 2: Convert to fraction form
151,696,125.93/209,304,248.08 = 92,156,231.91/x - Step 3: Cross multiply
151,696,125.93x = 209,304,248.08 × 92,156,231.91 - Step 4: Simplify right side
151,696,125.93x = 19,288,690,825,808,652 - Step 5: Solve for x
x = 19,288,690,825,808,652/151,696,125.93 - Step 6: Final answer
x = 127,153,483.37
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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.