Finding the Fourth Proportional to 93,312,802.70, 139,969,204.05 and 39,460,114.70
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Solution
The fourth proportional to 93,312,802.70, 139,969,204.05 and 39,460,114.70 is: 59,190,172.05
Step by Step Solution
- Step 1: Write the proportion equation
93,312,802.70 : 139,969,204.05 = 39,460,114.70 : x - Step 2: Convert to fraction form
93,312,802.70/139,969,204.05 = 39,460,114.70/x - Step 3: Cross multiply
93,312,802.70x = 139,969,204.05 × 39,460,114.70 - Step 4: Simplify right side
93,312,802.70x = 5,523,200,846,280,705 - Step 5: Solve for x
x = 5,523,200,846,280,705/93,312,802.70 - Step 6: Final answer
x = 59,190,172.05
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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.