Finding the Fourth Proportional to 6,936,884,909.69, 9,572,908,260.17 and 3,765,069,480.08
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Solution
The fourth proportional to 6,936,884,909.69, 9,572,908,260.17 and 3,765,069,480.08 is: 5,195,799,727.86
Step by Step Solution
- Step 1: Write the proportion equation
6,936,884,909.69 : 9,572,908,260.17 = 3,765,069,480.08 : x - Step 2: Convert to fraction form
6,936,884,909.69/9,572,908,260.17 = 3,765,069,480.08/x - Step 3: Cross multiply
6,936,884,909.69x = 9,572,908,260.17 × 3,765,069,480.08 - Step 4: Simplify right side
6,936,884,909.69x = 36,042,664,725,923,934,208 - Step 5: Solve for x
x = 36,042,664,725,923,934,208/6,936,884,909.69 - Step 6: Final answer
x = 5,195,799,727.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.