Finding the Fourth Proportional to 2,247,458,946.80, 3,371,188,420.20 and 2,201,542,444.40
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Solution
The fourth proportional to 2,247,458,946.80, 3,371,188,420.20 and 2,201,542,444.40 is: 3,302,313,666.60
Step by Step Solution
- Step 1: Write the proportion equation
2,247,458,946.80 : 3,371,188,420.20 = 2,201,542,444.40 : x - Step 2: Convert to fraction form
2,247,458,946.80/3,371,188,420.20 = 2,201,542,444.40/x - Step 3: Cross multiply
2,247,458,946.80x = 3,371,188,420.20 × 2,201,542,444.40 - Step 4: Simplify right side
2,247,458,946.80x = 7,421,814,395,140,082,688 - Step 5: Solve for x
x = 7,421,814,395,140,082,688/2,247,458,946.80 - Step 6: Final answer
x = 3,302,313,666.60
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1.5x scale
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.