Finding the Fourth Proportional to 140,773,108.18, 211,281,229.41 and 97,672,578.79
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Solution
The fourth proportional to 140,773,108.18, 211,281,229.41 and 97,672,578.79 is: 146,593,215.09
Step by Step Solution
- Step 1: Write the proportion equation
140,773,108.18 : 211,281,229.41 = 97,672,578.79 : x - Step 2: Convert to fraction form
140,773,108.18/211,281,229.41 = 97,672,578.79/x - Step 3: Cross multiply
140,773,108.18x = 211,281,229.41 × 97,672,578.79 - Step 4: Simplify right side
140,773,108.18x = 20,636,382,526,396,292 - Step 5: Solve for x
x = 20,636,382,526,396,292/140,773,108.18 - Step 6: Final answer
x = 146,593,215.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.