Finding the Fourth Proportional to 327,979,146.11, 452,616,598.91 and 195,831,690.44
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Solution
The fourth proportional to 327,979,146.11, 452,616,598.91 and 195,831,690.44 is: 270,250,943.50
Step by Step Solution
- Step 1: Write the proportion equation
327,979,146.11 : 452,616,598.91 = 195,831,690.44 : x - Step 2: Convert to fraction form
327,979,146.11/452,616,598.91 = 195,831,690.44/x - Step 3: Cross multiply
327,979,146.11x = 452,616,598.91 × 195,831,690.44 - Step 4: Simplify right side
327,979,146.11x = 88,636,673,682,506,512 - Step 5: Solve for x
x = 88,636,673,682,506,512/327,979,146.11 - Step 6: Final answer
x = 270,250,943.50
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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.