Finding the Fourth Proportional to 93,396,212,847.84, 128,886,898,022.35 and 50,576,769,566.65
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Solution
The fourth proportional to 93,396,212,847.84, 128,886,898,022.35 and 50,576,769,566.65 is: 69,796,009,309.89
Step by Step Solution
- Step 1: Write the proportion equation
93,396,212,847.84 : 128,886,898,022.35 = 50,576,769,566.65 : x - Step 2: Convert to fraction form
93,396,212,847.84/128,886,898,022.35 = 50,576,769,566.65/x - Step 3: Cross multiply
93,396,212,847.84x = 128,886,898,022.35 × 50,576,769,566.65 - Step 4: Simplify right side
93,396,212,847.84x = 6,518,682,941,436,713,762,816 - Step 5: Solve for x
x = 6,518,682,941,436,713,762,816/93,396,212,847.84 - Step 6: Final answer
x = 69,796,009,309.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.