Finding the Fourth Proportional to 973,909,213.92, 1,459,949,347.92 and 327,224,705.76
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Solution
The fourth proportional to 973,909,213.92, 1,459,949,347.92 and 327,224,705.76 is: 490,529,803.98
Step by Step Solution
- Step 1: Write the proportion equation
973,909,213.92 : 1,459,949,347.92 = 327,224,705.76 : x - Step 2: Convert to fraction form
973,909,213.92/1,459,949,347.92 = 327,224,705.76/x - Step 3: Cross multiply
973,909,213.92x = 1,459,949,347.92 × 327,224,705.76 - Step 4: Simplify right side
973,909,213.92x = 477,731,495,797,625,856 - Step 5: Solve for x
x = 477,731,495,797,625,856/973,909,213.92 - Step 6: Final answer
x = 490,529,803.98
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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.