Finding the Fourth Proportional to 106,153,379.19, 159,172,987.78 and 62,449,245.99
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Solution
The fourth proportional to 106,153,379.19, 159,172,987.78 and 62,449,245.99 is: 93,640,288.65
Step by Step Solution
- Step 1: Write the proportion equation
106,153,379.19 : 159,172,987.78 = 62,449,245.99 : x - Step 2: Convert to fraction form
106,153,379.19/159,172,987.78 = 62,449,245.99/x - Step 3: Cross multiply
106,153,379.19x = 159,172,987.78 × 62,449,245.99 - Step 4: Simplify right side
106,153,379.19x = 9,940,233,068,836,484 - Step 5: Solve for x
x = 9,940,233,068,836,484/106,153,379.19 - Step 6: Final answer
x = 93,640,288.65
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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.