Finding the Fourth Proportional to 314,529,416.37, 471,691,432.62 and 104,383,648.17
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Solution
The fourth proportional to 314,529,416.37, 471,691,432.62 and 104,383,648.17 is: 156,541,391.63
Step by Step Solution
- Step 1: Write the proportion equation
314,529,416.37 : 471,691,432.62 = 104,383,648.17 : x - Step 2: Convert to fraction form
314,529,416.37/471,691,432.62 = 104,383,648.17/x - Step 3: Cross multiply
314,529,416.37x = 471,691,432.62 × 104,383,648.17 - Step 4: Simplify right side
314,529,416.37x = 49,236,872,547,409,344 - Step 5: Solve for x
x = 49,236,872,547,409,344/314,529,416.37 - Step 6: Final answer
x = 156,541,391.63
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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.