Finding the Fourth Proportional to 188,439,779.80, 282,449,717.70 and 73,386,083.80
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Solution
The fourth proportional to 188,439,779.80, 282,449,717.70 and 73,386,083.80 is: 109,997,361.89
Step by Step Solution
- Step 1: Write the proportion equation
188,439,779.80 : 282,449,717.70 = 73,386,083.80 : x - Step 2: Convert to fraction form
188,439,779.80/282,449,717.70 = 73,386,083.80/x - Step 3: Cross multiply
188,439,779.80x = 282,449,717.70 × 73,386,083.80 - Step 4: Simplify right side
188,439,779.80x = 20,727,878,652,418,540 - Step 5: Solve for x
x = 20,727,878,652,418,540/188,439,779.80 - Step 6: Final answer
x = 109,997,361.89
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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.