Finding the Fourth Proportional to 1,815,493,492.80, 2,719,209,160.80 and 1,493,007,220.80
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Solution
The fourth proportional to 1,815,493,492.80, 2,719,209,160.80 and 1,493,007,220.80 is: 2,236,195,793.62
Step by Step Solution
- Step 1: Write the proportion equation
1,815,493,492.80 : 2,719,209,160.80 = 1,493,007,220.80 : x - Step 2: Convert to fraction form
1,815,493,492.80/2,719,209,160.80 = 1,493,007,220.80/x - Step 3: Cross multiply
1,815,493,492.80x = 2,719,209,160.80 × 1,493,007,220.80 - Step 4: Simplify right side
1,815,493,492.80x = 4,059,798,911,939,908,608 - Step 5: Solve for x
x = 4,059,798,911,939,908,608/1,815,493,492.80 - Step 6: Final answer
x = 2,236,195,793.62
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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.