Finding the Fourth Proportional to 138,962,582.68, 208,445,647.94 and 36,725,737
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Solution
The fourth proportional to 138,962,582.68, 208,445,647.94 and 36,725,737 is: 55,089,074.32
Step by Step Solution
- Step 1: Write the proportion equation
138,962,582.68 : 208,445,647.94 = 36,725,737 : x - Step 2: Convert to fraction form
138,962,582.68/208,445,647.94 = 36,725,737/x - Step 3: Cross multiply
138,962,582.68x = 208,445,647.94 × 36,725,737 - Step 4: Simplify right side
138,962,582.68x = 7,655,320,045,039,032 - Step 5: Solve for x
x = 7,655,320,045,039,032/138,962,582.68 - Step 6: Final answer
x = 55,089,074.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.