Finding the Fourth Proportional to 134,365,969.35, 185,424,582.99 and 75,628,600.44
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Solution
The fourth proportional to 134,365,969.35, 185,424,582.99 and 75,628,600.44 is: 104,367,212.67
Step by Step Solution
- Step 1: Write the proportion equation
134,365,969.35 : 185,424,582.99 = 75,628,600.44 : x - Step 2: Convert to fraction form
134,365,969.35/185,424,582.99 = 75,628,600.44/x - Step 3: Cross multiply
134,365,969.35x = 185,424,582.99 × 75,628,600.44 - Step 4: Simplify right side
134,365,969.35x = 14,023,401,698,704,330 - Step 5: Solve for x
x = 14,023,401,698,704,330/134,365,969.35 - Step 6: Final answer
x = 104,367,212.67
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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.