Finding the Fourth Proportional to 532,640,537, 798,960,805.50 and 149,688,089
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Solution
The fourth proportional to 532,640,537, 798,960,805.50 and 149,688,089 is: 224,532,133.50
Step by Step Solution
- Step 1: Write the proportion equation
532,640,537 : 798,960,805.50 = 149,688,089 : x - Step 2: Convert to fraction form
532,640,537/798,960,805.50 = 149,688,089/x - Step 3: Cross multiply
532,640,537x = 798,960,805.50 × 149,688,089 - Step 4: Simplify right side
532,640,537x = 119,594,916,161,195,696 - Step 5: Solve for x
x = 119,594,916,161,195,696/532,640,537 - Step 6: Final answer
x = 224,532,133.50
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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.