Finding the Fourth Proportional to 122,947,266.60, 184,633,476.30 and 65,551,638.60
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Solution
The fourth proportional to 122,947,266.60, 184,633,476.30 and 65,551,638.60 is: 98,440,796.99
Step by Step Solution
- Step 1: Write the proportion equation
122,947,266.60 : 184,633,476.30 = 65,551,638.60 : x - Step 2: Convert to fraction form
122,947,266.60/184,633,476.30 = 65,551,638.60/x - Step 3: Cross multiply
122,947,266.60x = 184,633,476.30 × 65,551,638.60 - Step 4: Simplify right side
122,947,266.60x = 12,103,026,911,879,266 - Step 5: Solve for x
x = 12,103,026,911,879,266/122,947,266.60 - Step 6: Final answer
x = 98,440,796.99
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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.