Finding the Fourth Proportional to 176,203,394.17, 243,183,103.40 and 106,589,273.24
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Solution
The fourth proportional to 176,203,394.17, 243,183,103.40 and 106,589,273.24 is: 147,106,759.08
Step by Step Solution
- Step 1: Write the proportion equation
176,203,394.17 : 243,183,103.40 = 106,589,273.24 : x - Step 2: Convert to fraction form
176,203,394.17/243,183,103.40 = 106,589,273.24/x - Step 3: Cross multiply
176,203,394.17x = 243,183,103.40 × 106,589,273.24 - Step 4: Simplify right side
176,203,394.17x = 25,920,710,255,653,772 - Step 5: Solve for x
x = 25,920,710,255,653,772/176,203,394.17 - Step 6: Final answer
x = 147,106,759.08
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1.5x scale
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.