Finding the Fourth Proportional to 110,010,772.99, 151,663,169.21 and 87,759,282.57
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Solution
The fourth proportional to 110,010,772.99, 151,663,169.21 and 87,759,282.57 is: 120,986,795.75
Step by Step Solution
- Step 1: Write the proportion equation
110,010,772.99 : 151,663,169.21 = 87,759,282.57 : x - Step 2: Convert to fraction form
110,010,772.99/151,663,169.21 = 87,759,282.57/x - Step 3: Cross multiply
110,010,772.99x = 151,663,169.21 × 87,759,282.57 - Step 4: Simplify right side
110,010,772.99x = 13,309,850,922,162,114 - Step 5: Solve for x
x = 13,309,850,922,162,114/110,010,772.99 - Step 6: Final answer
x = 120,986,795.75
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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.