Finding the Fourth Proportional to 331,776,212.79, 497,745,346.28 and 110,447,125.10
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Solution
The fourth proportional to 331,776,212.79, 497,745,346.28 and 110,447,125.10 is: 165,697,661.28
Step by Step Solution
- Step 1: Write the proportion equation
331,776,212.79 : 497,745,346.28 = 110,447,125.10 : x - Step 2: Convert to fraction form
331,776,212.79/497,745,346.28 = 110,447,125.10/x - Step 3: Cross multiply
331,776,212.79x = 497,745,346.28 × 110,447,125.10 - Step 4: Simplify right side
331,776,212.79x = 54,974,542,528,529,976 - Step 5: Solve for x
x = 54,974,542,528,529,976/331,776,212.79 - Step 6: Final answer
x = 165,697,661.28
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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.