Finding the Fourth Proportional to 146,755,707.68, 220,193,903.36 and 64,831,348.64
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Solution
The fourth proportional to 146,755,707.68, 220,193,903.36 and 64,831,348.64 is: 97,273,679.80
Step by Step Solution
- Step 1: Write the proportion equation
146,755,707.68 : 220,193,903.36 = 64,831,348.64 : x - Step 2: Convert to fraction form
146,755,707.68/220,193,903.36 = 64,831,348.64/x - Step 3: Cross multiply
146,755,707.68x = 220,193,903.36 × 64,831,348.64 - Step 4: Simplify right side
146,755,707.68x = 14,275,467,717,134,628 - Step 5: Solve for x
x = 14,275,467,717,134,628/146,755,707.68 - Step 6: Final answer
x = 97,273,679.80
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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.