Finding the Fourth Proportional to 96,157,636.58, 132,646,363.85 and 58,492,316.12
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Solution
The fourth proportional to 96,157,636.58, 132,646,363.85 and 58,492,316.12 is: 80,688,266.92
Step by Step Solution
- Step 1: Write the proportion equation
96,157,636.58 : 132,646,363.85 = 58,492,316.12 : x - Step 2: Convert to fraction form
96,157,636.58/132,646,363.85 = 58,492,316.12/x - Step 3: Cross multiply
96,157,636.58x = 132,646,363.85 × 58,492,316.12 - Step 4: Simplify right side
96,157,636.58x = 7,758,793,046,190,278 - Step 5: Solve for x
x = 7,758,793,046,190,278/96,157,636.58 - Step 6: Final answer
x = 80,688,266.92
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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.