Finding the Fourth Proportional to 4,043,144,237.66, 5,579,827,771.51 and 2,234,617,201.18
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Solution
The fourth proportional to 4,043,144,237.66, 5,579,827,771.51 and 2,234,617,201.18 is: 3,083,931,313.09
Step by Step Solution
- Step 1: Write the proportion equation
4,043,144,237.66 : 5,579,827,771.51 = 2,234,617,201.18 : x - Step 2: Convert to fraction form
4,043,144,237.66/5,579,827,771.51 = 2,234,617,201.18/x - Step 3: Cross multiply
4,043,144,237.66x = 5,579,827,771.51 × 2,234,617,201.18 - Step 4: Simplify right side
4,043,144,237.66x = 12,468,779,117,847,713,792 - Step 5: Solve for x
x = 12,468,779,117,847,713,792/4,043,144,237.66 - Step 6: Final answer
x = 3,083,931,313.09
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1.5x scale
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.