Finding the Fourth Proportional to 159,563,736.96, 239,327,661.10 and 42,987,708.74
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Solution
The fourth proportional to 159,563,736.96, 239,327,661.10 and 42,987,708.74 is: 64,476,728.77
Step by Step Solution
- Step 1: Write the proportion equation
159,563,736.96 : 239,327,661.10 = 42,987,708.74 : x - Step 2: Convert to fraction form
159,563,736.96/239,327,661.10 = 42,987,708.74/x - Step 3: Cross multiply
159,563,736.96x = 239,327,661.10 × 42,987,708.74 - Step 4: Simplify right side
159,563,736.96x = 10,288,147,788,792,228 - Step 5: Solve for x
x = 10,288,147,788,792,228/159,563,736.96 - Step 6: Final answer
x = 64,476,728.77
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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.