Finding the Fourth Proportional to 146,258,062.25, 201,835,382.18 and 79,276,750.38
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Solution
The fourth proportional to 146,258,062.25, 201,835,382.18 and 79,276,750.38 is: 109,401,512.40
Step by Step Solution
- Step 1: Write the proportion equation
146,258,062.25 : 201,835,382.18 = 79,276,750.38 : x - Step 2: Convert to fraction form
146,258,062.25/201,835,382.18 = 79,276,750.38/x - Step 3: Cross multiply
146,258,062.25x = 201,835,382.18 × 79,276,750.38 - Step 4: Simplify right side
146,258,062.25x = 16,000,853,210,539,376 - Step 5: Solve for x
x = 16,000,853,210,539,376/146,258,062.25 - Step 6: Final answer
x = 109,401,512.40
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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.