Finding the Fourth Proportional to 1,482,469,621.81, 2,223,873,172.82 and 537,512,720.22
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Solution
The fourth proportional to 1,482,469,621.81, 2,223,873,172.82 and 537,512,720.22 is: 806,330,261.99
Step by Step Solution
- Step 1: Write the proportion equation
1,482,469,621.81 : 2,223,873,172.82 = 537,512,720.22 : x - Step 2: Convert to fraction form
1,482,469,621.81/2,223,873,172.82 = 537,512,720.22/x - Step 3: Cross multiply
1,482,469,621.81x = 2,223,873,172.82 × 537,512,720.22 - Step 4: Simplify right side
1,482,469,621.81x = 1,195,360,118,548,104,448 - Step 5: Solve for x
x = 1,195,360,118,548,104,448/1,482,469,621.81 - Step 6: Final answer
x = 806,330,261.99
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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.