Finding the Fourth Proportional to 313,744,129.05, 470,070,802.05 and 220,172,647.88
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Solution
The fourth proportional to 313,744,129.05, 470,070,802.05 and 220,172,647.88 is: 329,876,238.61
Step by Step Solution
- Step 1: Write the proportion equation
313,744,129.05 : 470,070,802.05 = 220,172,647.88 : x - Step 2: Convert to fraction form
313,744,129.05/470,070,802.05 = 220,172,647.88/x - Step 3: Cross multiply
313,744,129.05x = 470,070,802.05 × 220,172,647.88 - Step 4: Simplify right side
313,744,129.05x = 103,496,733,176,073,488 - Step 5: Solve for x
x = 103,496,733,176,073,488/313,744,129.05 - Step 6: Final answer
x = 329,876,238.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.