Finding the Fourth Proportional to 127,790,932.73, 191,293,248.45 and 83,379,589.68
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Solution
The fourth proportional to 127,790,932.73, 191,293,248.45 and 83,379,589.68 is: 124,812,866.02
Step by Step Solution
- Step 1: Write the proportion equation
127,790,932.73 : 191,293,248.45 = 83,379,589.68 : x - Step 2: Convert to fraction form
127,790,932.73/191,293,248.45 = 83,379,589.68/x - Step 3: Cross multiply
127,790,932.73x = 191,293,248.45 × 83,379,589.68 - Step 4: Simplify right side
127,790,932.73x = 15,949,952,564,315,296 - Step 5: Solve for x
x = 15,949,952,564,315,296/127,790,932.73 - Step 6: Final answer
x = 124,812,866.02
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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.