Finding the Fourth Proportional to 474,653,178.99, 712,184,373.27 and 256,260,157.25
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Solution
The fourth proportional to 474,653,178.99, 712,184,373.27 and 256,260,157.25 is: 384,500,699.80
Step by Step Solution
- Step 1: Write the proportion equation
474,653,178.99 : 712,184,373.27 = 256,260,157.25 : x - Step 2: Convert to fraction form
474,653,178.99/712,184,373.27 = 256,260,157.25/x - Step 3: Cross multiply
474,653,178.99x = 712,184,373.27 × 256,260,157.25 - Step 4: Simplify right side
474,653,178.99x = 182,504,479,481,601,984 - Step 5: Solve for x
x = 182,504,479,481,601,984/474,653,178.99 - Step 6: Final answer
x = 384,500,699.80
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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.