Finding the Fourth Proportional to 114,771,128,698.93, 158,441,498,703.70 and 71,381,399,291.44
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Solution
The fourth proportional to 114,771,128,698.93, 158,441,498,703.70 and 71,381,399,291.44 is: 98,541,994,066.91
Step by Step Solution
- Step 1: Write the proportion equation
114,771,128,698.93 : 158,441,498,703.70 = 71,381,399,291.44 : x - Step 2: Convert to fraction form
114,771,128,698.93/158,441,498,703.70 = 71,381,399,291.44/x - Step 3: Cross multiply
114,771,128,698.93x = 158,441,498,703.70 × 71,381,399,291.44 - Step 4: Simplify right side
114,771,128,698.93x = 11,309,775,883,302,351,142,912 - Step 5: Solve for x
x = 11,309,775,883,302,351,142,912/114,771,128,698.93 - Step 6: Final answer
x = 98,541,994,066.91
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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.