Finding the Fourth Proportional to 351,637,416, 485,259,638.40 and 197,112,744
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Solution
The fourth proportional to 351,637,416, 485,259,638.40 and 197,112,744 is: 272,015,589.14
Step by Step Solution
- Step 1: Write the proportion equation
351,637,416 : 485,259,638.40 = 197,112,744 : x - Step 2: Convert to fraction form
351,637,416/485,259,638.40 = 197,112,744/x - Step 3: Cross multiply
351,637,416x = 485,259,638.40 × 197,112,744 - Step 4: Simplify right side
351,637,416x = 95,650,858,877,471,760 - Step 5: Solve for x
x = 95,650,858,877,471,760/351,637,416 - Step 6: Final answer
x = 272,015,589.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.