Finding the Fourth Proportional to 436,845,362.92, 655,270,493.99 and 145,711,686.47
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Solution
The fourth proportional to 436,845,362.92, 655,270,493.99 and 145,711,686.47 is: 218,568,346.78
Step by Step Solution
- Step 1: Write the proportion equation
436,845,362.92 : 655,270,493.99 = 145,711,686.47 : x - Step 2: Convert to fraction form
436,845,362.92/655,270,493.99 = 145,711,686.47/x - Step 3: Cross multiply
436,845,362.92x = 655,270,493.99 × 145,711,686.47 - Step 4: Simplify right side
436,845,362.92x = 95,480,568,769,308,000 - Step 5: Solve for x
x = 95,480,568,769,308,000/436,845,362.92 - Step 6: Final answer
x = 218,568,346.78
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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.