Finding the Fourth Proportional to 1,635,221,567.70, 2,452,832,351.55 and 1,508,951,186.10
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Solution
The fourth proportional to 1,635,221,567.70, 2,452,832,351.55 and 1,508,951,186.10 is: 2,263,426,779.15
Step by Step Solution
- Step 1: Write the proportion equation
1,635,221,567.70 : 2,452,832,351.55 = 1,508,951,186.10 : x - Step 2: Convert to fraction form
1,635,221,567.70/2,452,832,351.55 = 1,508,951,186.10/x - Step 3: Cross multiply
1,635,221,567.70x = 2,452,832,351.55 × 1,508,951,186.10 - Step 4: Simplify right side
1,635,221,567.70x = 3,701,204,286,175,824,896 - Step 5: Solve for x
x = 3,701,204,286,175,824,896/1,635,221,567.70 - Step 6: Final answer
x = 2,263,426,779.15
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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.