Finding the Fourth Proportional to 414,232,681.24, 571,653,219.36 and 226,073,043.52
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Solution
The fourth proportional to 414,232,681.24, 571,653,219.36 and 226,073,043.52 is: 311,987,414.30
Step by Step Solution
- Step 1: Write the proportion equation
414,232,681.24 : 571,653,219.36 = 226,073,043.52 : x - Step 2: Convert to fraction form
414,232,681.24/571,653,219.36 = 226,073,043.52/x - Step 3: Cross multiply
414,232,681.24x = 571,653,219.36 × 226,073,043.52 - Step 4: Simplify right side
414,232,681.24x = 129,235,383,138,721,392 - Step 5: Solve for x
x = 129,235,383,138,721,392/414,232,681.24 - Step 6: Final answer
x = 311,987,414.30
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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.