Finding the Fourth Proportional to 92,184,428.70, 138,276,643.05 and 92,184,428.70
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Solution
The fourth proportional to 92,184,428.70, 138,276,643.05 and 92,184,428.70 is: 138,276,643.05
Step by Step Solution
- Step 1: Write the proportion equation
92,184,428.70 : 138,276,643.05 = 92,184,428.70 : x - Step 2: Convert to fraction form
92,184,428.70/138,276,643.05 = 92,184,428.70/x - Step 3: Cross multiply
92,184,428.70x = 138,276,643.05 × 92,184,428.70 - Step 4: Simplify right side
92,184,428.70x = 12,746,953,342,118,078 - Step 5: Solve for x
x = 12,746,953,342,118,078/92,184,428.70 - Step 6: Final answer
x = 138,276,643.05
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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.