Finding the Fourth Proportional to 6,649,980,242.57, 9,176,966,805.85 and 3,753,741,568.99
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Solution
The fourth proportional to 6,649,980,242.57, 9,176,966,805.85 and 3,753,741,568.99 is: 5,180,160,018.50
Step by Step Solution
- Step 1: Write the proportion equation
6,649,980,242.57 : 9,176,966,805.85 = 3,753,741,568.99 : x - Step 2: Convert to fraction form
6,649,980,242.57/9,176,966,805.85 = 3,753,741,568.99/x - Step 3: Cross multiply
6,649,980,242.57x = 9,176,966,805.85 × 3,753,741,568.99 - Step 4: Simplify right side
6,649,980,242.57x = 34,447,961,776,337,588,224 - Step 5: Solve for x
x = 34,447,961,776,337,588,224/6,649,980,242.57 - Step 6: Final answer
x = 5,180,160,018.50
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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.