Finding the Fourth Proportional to 64,260,161.83, 88,679,128.30 and 34,891,551.19
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Solution
The fourth proportional to 64,260,161.83, 88,679,128.30 and 34,891,551.19 is: 48,150,397.64
Step by Step Solution
- Step 1: Write the proportion equation
64,260,161.83 : 88,679,128.30 = 34,891,551.19 : x - Step 2: Convert to fraction form
64,260,161.83/88,679,128.30 = 34,891,551.19/x - Step 3: Cross multiply
64,260,161.83x = 88,679,128.30 × 34,891,551.19 - Step 4: Simplify right side
64,260,161.83x = 3,094,152,344,783,912 - Step 5: Solve for x
x = 3,094,152,344,783,912/64,260,161.83 - Step 6: Final answer
x = 48,150,397.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.