Finding the Fourth Proportional to 199,764,017.05, 299,646,025.58 and 63,463,178.65
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Solution
The fourth proportional to 199,764,017.05, 299,646,025.58 and 63,463,178.65 is: 95,194,767.98
Step by Step Solution
- Step 1: Write the proportion equation
199,764,017.05 : 299,646,025.58 = 63,463,178.65 : x - Step 2: Convert to fraction form
199,764,017.05/299,646,025.58 = 63,463,178.65/x - Step 3: Cross multiply
199,764,017.05x = 299,646,025.58 × 63,463,178.65 - Step 4: Simplify right side
199,764,017.05x = 19,016,489,252,828,692 - Step 5: Solve for x
x = 19,016,489,252,828,692/199,764,017.05 - Step 6: Final answer
x = 95,194,767.98
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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.