Finding the Fourth Proportional to 122,893,923.57, 184,212,132 and 57,260,943.13
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Solution
The fourth proportional to 122,893,923.57, 184,212,132 and 57,260,943.13 is: 85,831,423.62
Step by Step Solution
- Step 1: Write the proportion equation
122,893,923.57 : 184,212,132 = 57,260,943.13 : x - Step 2: Convert to fraction form
122,893,923.57/184,212,132 = 57,260,943.13/x - Step 3: Cross multiply
122,893,923.57x = 184,212,132 × 57,260,943.13 - Step 4: Simplify right side
122,893,923.57x = 10,548,160,414,308,054 - Step 5: Solve for x
x = 10,548,160,414,308,054/122,893,923.57 - Step 6: Final answer
x = 85,831,423.62
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1.5x scale
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.