Finding the Fourth Proportional to 105,451,107.36, 145,537,805.92 and 59,044,351.92
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Solution
The fourth proportional to 105,451,107.36, 145,537,805.92 and 59,044,351.92 is: 81,489,760.00
Step by Step Solution
- Step 1: Write the proportion equation
105,451,107.36 : 145,537,805.92 = 59,044,351.92 : x - Step 2: Convert to fraction form
105,451,107.36/145,537,805.92 = 59,044,351.92/x - Step 3: Cross multiply
105,451,107.36x = 145,537,805.92 × 59,044,351.92 - Step 4: Simplify right side
105,451,107.36x = 8,593,185,430,405,139 - Step 5: Solve for x
x = 8,593,185,430,405,139/105,451,107.36 - Step 6: Final answer
x = 81,489,760.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.