Finding the Fourth Proportional to 119,343,276.93, 179,014,965.09 and 53,687,726.76
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Solution
The fourth proportional to 119,343,276.93, 179,014,965.09 and 53,687,726.76 is: 80,531,612.50
Step by Step Solution
- Step 1: Write the proportion equation
119,343,276.93 : 179,014,965.09 = 53,687,726.76 : x - Step 2: Convert to fraction form
119,343,276.93/179,014,965.09 = 53,687,726.76/x - Step 3: Cross multiply
119,343,276.93x = 179,014,965.09 × 53,687,726.76 - Step 4: Simplify right side
119,343,276.93x = 9,610,906,531,702,858 - Step 5: Solve for x
x = 9,610,906,531,702,858/119,343,276.93 - Step 6: Final answer
x = 80,531,612.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.