Finding the Fourth Proportional to 118,173,199.41, 163,106,224.97 and 69,296,373.81
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Solution
The fourth proportional to 118,173,199.41, 163,106,224.97 and 69,296,373.81 is: 95,644,951.58
Step by Step Solution
- Step 1: Write the proportion equation
118,173,199.41 : 163,106,224.97 = 69,296,373.81 : x - Step 2: Convert to fraction form
118,173,199.41/163,106,224.97 = 69,296,373.81/x - Step 3: Cross multiply
118,173,199.41x = 163,106,224.97 × 69,296,373.81 - Step 4: Simplify right side
118,173,199.41x = 11,302,669,935,912,594 - Step 5: Solve for x
x = 11,302,669,935,912,594/118,173,199.41 - Step 6: Final answer
x = 95,644,951.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.