Finding the Fourth Proportional to 38,821,694,076.62, 53,569,854,776.95 and 22,542,118,659.26
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Solution
The fourth proportional to 38,821,694,076.62, 53,569,854,776.95 and 22,542,118,659.26 is: 31,105,752,895.74
Step by Step Solution
- Step 1: Write the proportion equation
38,821,694,076.62 : 53,569,854,776.95 = 22,542,118,659.26 : x - Step 2: Convert to fraction form
38,821,694,076.62/53,569,854,776.95 = 22,542,118,659.26/x - Step 3: Cross multiply
38,821,694,076.62x = 53,569,854,776.95 × 22,542,118,659.26 - Step 4: Simplify right side
38,821,694,076.62x = 1,207,578,022,941,279,387,648 - Step 5: Solve for x
x = 1,207,578,022,941,279,387,648/38,821,694,076.62 - Step 6: Final answer
x = 31,105,752,895.74
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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.