Finding the Fourth Proportional to 146,101,876.91, 201,620,698.84 and 79,121,354.97
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Solution
The fourth proportional to 146,101,876.91, 201,620,698.84 and 79,121,354.97 is: 109,187,528.73
Step by Step Solution
- Step 1: Write the proportion equation
146,101,876.91 : 201,620,698.84 = 79,121,354.97 : x - Step 2: Convert to fraction form
146,101,876.91/201,620,698.84 = 79,121,354.97/x - Step 3: Cross multiply
146,101,876.91x = 201,620,698.84 × 79,121,354.97 - Step 4: Simplify right side
146,101,876.91x = 15,952,502,882,201,540 - Step 5: Solve for x
x = 15,952,502,882,201,540/146,101,876.91 - Step 6: Final answer
x = 109,187,528.73
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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.