Finding the Fourth Proportional to 91,294,943.44, 136,942,406.84 and 40,176,962.24
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Solution
The fourth proportional to 91,294,943.44, 136,942,406.84 and 40,176,962.24 is: 60,265,439.70
Step by Step Solution
- Step 1: Write the proportion equation
91,294,943.44 : 136,942,406.84 = 40,176,962.24 : x - Step 2: Convert to fraction form
91,294,943.44/136,942,406.84 = 40,176,962.24/x - Step 3: Cross multiply
91,294,943.44x = 136,942,406.84 × 40,176,962.24 - Step 4: Simplify right side
91,294,943.44x = 5,501,929,908,665,398 - Step 5: Solve for x
x = 5,501,929,908,665,398/91,294,943.44 - Step 6: Final answer
x = 60,265,439.70
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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.