Finding the Fourth Proportional to 135,716,913.72, 203,594,292.18 and 43,603,441.56
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Solution
The fourth proportional to 135,716,913.72, 203,594,292.18 and 43,603,441.56 is: 65,411,241.52
Step by Step Solution
- Step 1: Write the proportion equation
135,716,913.72 : 203,594,292.18 = 43,603,441.56 : x - Step 2: Convert to fraction form
135,716,913.72/203,594,292.18 = 43,603,441.56/x - Step 3: Cross multiply
135,716,913.72x = 203,594,292.18 × 43,603,441.56 - Step 4: Simplify right side
135,716,913.72x = 8,877,411,821,020,196 - Step 5: Solve for x
x = 8,877,411,821,020,196/135,716,913.72 - Step 6: Final answer
x = 65,411,241.52
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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.