Finding the Fourth Proportional to 83,251,329.12, 124,833,965.67 and 36,545,698.80
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Solution
The fourth proportional to 83,251,329.12, 124,833,965.67 and 36,545,698.80 is: 54,799,659.75
Step by Step Solution
- Step 1: Write the proportion equation
83,251,329.12 : 124,833,965.67 = 36,545,698.80 : x - Step 2: Convert to fraction form
83,251,329.12/124,833,965.67 = 36,545,698.80/x - Step 3: Cross multiply
83,251,329.12x = 124,833,965.67 × 36,545,698.80 - Step 4: Simplify right side
83,251,329.12x = 4,562,144,509,385,360 - Step 5: Solve for x
x = 4,562,144,509,385,360/83,251,329.12 - Step 6: Final answer
x = 54,799,659.75
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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.