Finding the Fourth Proportional to 232,416,939.97, 348,671,375.91 and 66,421,934.11
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Solution
The fourth proportional to 232,416,939.97, 348,671,375.91 and 66,421,934.11 is: 99,646,037.68
Step by Step Solution
- Step 1: Write the proportion equation
232,416,939.97 : 348,671,375.91 = 66,421,934.11 : x - Step 2: Convert to fraction form
232,416,939.97/348,671,375.91 = 66,421,934.11/x - Step 3: Cross multiply
232,416,939.97x = 348,671,375.91 × 66,421,934.11 - Step 4: Simplify right side
232,416,939.97x = 23,159,427,156,737,064 - Step 5: Solve for x
x = 23,159,427,156,737,064/232,416,939.97 - Step 6: Final answer
x = 99,646,037.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.