Finding the Fourth Proportional to 73,788,859.80, 110,750,455.71 and 39,274,238.16
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Solution
The fourth proportional to 73,788,859.80, 110,750,455.71 and 39,274,238.16 is: 58,947,106.46
Step by Step Solution
- Step 1: Write the proportion equation
73,788,859.80 : 110,750,455.71 = 39,274,238.16 : x - Step 2: Convert to fraction form
73,788,859.80/110,750,455.71 = 39,274,238.16/x - Step 3: Cross multiply
73,788,859.80x = 110,750,455.71 × 39,274,238.16 - Step 4: Simplify right side
73,788,859.80x = 4,349,639,773,883,071 - Step 5: Solve for x
x = 4,349,639,773,883,071/73,788,859.80 - Step 6: Final answer
x = 58,947,106.46
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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.