Finding the Fourth Proportional to 474,013,309.36, 710,243,519.47 and 252,449,411.62
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Solution
The fourth proportional to 474,013,309.36, 710,243,519.47 and 252,449,411.62 is: 378,260,599.56
Step by Step Solution
- Step 1: Write the proportion equation
474,013,309.36 : 710,243,519.47 = 252,449,411.62 : x - Step 2: Convert to fraction form
474,013,309.36/710,243,519.47 = 252,449,411.62/x - Step 3: Cross multiply
474,013,309.36x = 710,243,519.47 × 252,449,411.62 - Step 4: Simplify right side
474,013,309.36x = 179,300,558,597,119,520 - Step 5: Solve for x
x = 179,300,558,597,119,520/474,013,309.36 - Step 6: Final answer
x = 378,260,599.56
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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.