Finding the Fourth Proportional to 122,089,550.10, 183,134,325.15 and 83,347,501.20
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Solution
The fourth proportional to 122,089,550.10, 183,134,325.15 and 83,347,501.20 is: 125,021,251.80
Step by Step Solution
- Step 1: Write the proportion equation
122,089,550.10 : 183,134,325.15 = 83,347,501.20 : x - Step 2: Convert to fraction form
122,089,550.10/183,134,325.15 = 83,347,501.20/x - Step 3: Cross multiply
122,089,550.10x = 183,134,325.15 × 83,347,501.20 - Step 4: Simplify right side
122,089,550.10x = 15,263,788,385,200,816 - Step 5: Solve for x
x = 15,263,788,385,200,816/122,089,550.10 - Step 6: Final answer
x = 125,021,251.80
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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.