Finding the Fourth Proportional to 6,706,086,404.10, 10,059,129,606.15 and 6,660,169,901.70
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Solution
The fourth proportional to 6,706,086,404.10, 10,059,129,606.15 and 6,660,169,901.70 is: 9,990,254,852.55
Step by Step Solution
- Step 1: Write the proportion equation
6,706,086,404.10 : 10,059,129,606.15 = 6,660,169,901.70 : x - Step 2: Convert to fraction form
6,706,086,404.10/10,059,129,606.15 = 6,660,169,901.70/x - Step 3: Cross multiply
6,706,086,404.10x = 10,059,129,606.15 × 6,660,169,901.70 - Step 4: Simplify right side
6,706,086,404.10x = 66,995,512,240,179,601,408 - Step 5: Solve for x
x = 66,995,512,240,179,601,408/6,706,086,404.10 - Step 6: Final answer
x = 9,990,254,852.55
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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.