Finding the Fourth Proportional to 91,303,372.33, 125,985,201.36 and 55,521,559.15
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Solution
The fourth proportional to 91,303,372.33, 125,985,201.36 and 55,521,559.15 is: 76,611,571.19
Step by Step Solution
- Step 1: Write the proportion equation
91,303,372.33 : 125,985,201.36 = 55,521,559.15 : x - Step 2: Convert to fraction form
91,303,372.33/125,985,201.36 = 55,521,559.15/x - Step 3: Cross multiply
91,303,372.33x = 125,985,201.36 × 55,521,559.15 - Step 4: Simplify right side
91,303,372.33x = 6,994,894,808,810,732 - Step 5: Solve for x
x = 6,994,894,808,810,732/91,303,372.33 - Step 6: Final answer
x = 76,611,571.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.