Finding the Fourth Proportional to 2,198,019,386.10, 3,297,029,079.15 and 2,182,713,885.30
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Solution
The fourth proportional to 2,198,019,386.10, 3,297,029,079.15 and 2,182,713,885.30 is: 3,274,070,827.95
Step by Step Solution
- Step 1: Write the proportion equation
2,198,019,386.10 : 3,297,029,079.15 = 2,182,713,885.30 : x - Step 2: Convert to fraction form
2,198,019,386.10/3,297,029,079.15 = 2,182,713,885.30/x - Step 3: Cross multiply
2,198,019,386.10x = 3,297,029,079.15 × 2,182,713,885.30 - Step 4: Simplify right side
2,198,019,386.10x = 7,196,471,151,298,578,432 - Step 5: Solve for x
x = 7,196,471,151,298,578,432/2,198,019,386.10 - Step 6: Final answer
x = 3,274,070,827.95
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.