Finding the Fourth Proportional to 1,492,992,912.30, 2,239,489,368.45 and 1,483,922,985.90
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Solution
The fourth proportional to 1,492,992,912.30, 2,239,489,368.45 and 1,483,922,985.90 is: 2,225,884,478.85
Step by Step Solution
- Step 1: Write the proportion equation
1,492,992,912.30 : 2,239,489,368.45 = 1,483,922,985.90 : x - Step 2: Convert to fraction form
1,492,992,912.30/2,239,489,368.45 = 1,483,922,985.90/x - Step 3: Cross multiply
1,492,992,912.30x = 2,239,489,368.45 × 1,483,922,985.90 - Step 4: Simplify right side
1,492,992,912.30x = 3,323,229,750,521,629,184 - Step 5: Solve for x
x = 3,323,229,750,521,629,184/1,492,992,912.30 - Step 6: Final answer
x = 2,225,884,478.85
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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.