Finding the Fourth Proportional to 184,603,686.09, 254,831,527.49 and 115,023,444.56
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Solution
The fourth proportional to 184,603,686.09, 254,831,527.49 and 115,023,444.56 is: 158,781,228.56
Step by Step Solution
- Step 1: Write the proportion equation
184,603,686.09 : 254,831,527.49 = 115,023,444.56 : x - Step 2: Convert to fraction form
184,603,686.09/254,831,527.49 = 115,023,444.56/x - Step 3: Cross multiply
184,603,686.09x = 254,831,527.49 × 115,023,444.56 - Step 4: Simplify right side
184,603,686.09x = 29,311,600,074,140,056 - Step 5: Solve for x
x = 29,311,600,074,140,056/184,603,686.09 - Step 6: Final answer
x = 158,781,228.56
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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.