Finding the Fourth Proportional to 198,132,496.80, 296,946,802.80 and 95,675,920.80
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Solution
The fourth proportional to 198,132,496.80, 296,946,802.80 and 95,675,920.80 is: 143,392,221.09
Step by Step Solution
- Step 1: Write the proportion equation
198,132,496.80 : 296,946,802.80 = 95,675,920.80 : x - Step 2: Convert to fraction form
198,132,496.80/296,946,802.80 = 95,675,920.80/x - Step 3: Cross multiply
198,132,496.80x = 296,946,802.80 × 95,675,920.80 - Step 4: Simplify right side
198,132,496.80x = 28,410,658,786,506,020 - Step 5: Solve for x
x = 28,410,658,786,506,020/198,132,496.80 - Step 6: Final answer
x = 143,392,221.09
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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.