Finding the Fourth Proportional to 2,752,305,653.61, 3,798,059,279.54 and 1,607,977,824.75
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Solution
The fourth proportional to 2,752,305,653.61, 3,798,059,279.54 and 1,607,977,824.75 is: 2,218,937,816.94
Step by Step Solution
- Step 1: Write the proportion equation
2,752,305,653.61 : 3,798,059,279.54 = 1,607,977,824.75 : x - Step 2: Convert to fraction form
2,752,305,653.61/3,798,059,279.54 = 1,607,977,824.75/x - Step 3: Cross multiply
2,752,305,653.61x = 3,798,059,279.54 × 1,607,977,824.75 - Step 4: Simplify right side
2,752,305,653.61x = 6,107,195,098,578,241,536 - Step 5: Solve for x
x = 6,107,195,098,578,241,536/2,752,305,653.61 - Step 6: Final answer
x = 2,218,937,816.94
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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.