Finding the Fourth Proportional to 332,640,981.18, 498,609,614.51 and 125,289,677.40
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Solution
The fourth proportional to 332,640,981.18, 498,609,614.51 and 125,289,677.40 is: 187,801,988.58
Step by Step Solution
- Step 1: Write the proportion equation
332,640,981.18 : 498,609,614.51 = 125,289,677.40 : x - Step 2: Convert to fraction form
332,640,981.18/498,609,614.51 = 125,289,677.40/x - Step 3: Cross multiply
332,640,981.18x = 498,609,614.51 × 125,289,677.40 - Step 4: Simplify right side
332,640,981.18x = 62,470,637,749,869,816 - Step 5: Solve for x
x = 62,470,637,749,869,816/332,640,981.18 - Step 6: Final answer
x = 187,801,988.58
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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.