Finding the Fourth Proportional to 199,588,226.70, 299,382,340.05 and 170,362,908.30
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Solution
The fourth proportional to 199,588,226.70, 299,382,340.05 and 170,362,908.30 is: 255,544,362.45
Step by Step Solution
- Step 1: Write the proportion equation
199,588,226.70 : 299,382,340.05 = 170,362,908.30 : x - Step 2: Convert to fraction form
199,588,226.70/299,382,340.05 = 170,362,908.30/x - Step 3: Cross multiply
199,588,226.70x = 299,382,340.05 × 170,362,908.30 - Step 4: Simplify right side
199,588,226.70x = 51,003,646,144,577,576 - Step 5: Solve for x
x = 51,003,646,144,577,576/199,588,226.70 - Step 6: Final answer
x = 255,544,362.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.