Finding the Fourth Proportional to 141,623,912.68, 195,252,538.71 and 106,190,969.74
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Solution
The fourth proportional to 141,623,912.68, 195,252,538.71 and 106,190,969.74 is: 146,402,228.53
Step by Step Solution
- Step 1: Write the proportion equation
141,623,912.68 : 195,252,538.71 = 106,190,969.74 : x - Step 2: Convert to fraction form
141,623,912.68/195,252,538.71 = 106,190,969.74/x - Step 3: Cross multiply
141,623,912.68x = 195,252,538.71 × 106,190,969.74 - Step 4: Simplify right side
141,623,912.68x = 20,734,056,429,811,788 - Step 5: Solve for x
x = 20,734,056,429,811,788/141,623,912.68 - Step 6: Final answer
x = 146,402,228.53
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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.