Finding the Fourth Proportional to 924,723,153.28, 1,276,303,342.26 and 548,588,518.84
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Solution
The fourth proportional to 924,723,153.28, 1,276,303,342.26 and 548,588,518.84 is: 757,162,138.35
Step by Step Solution
- Step 1: Write the proportion equation
924,723,153.28 : 1,276,303,342.26 = 548,588,518.84 : x - Step 2: Convert to fraction form
924,723,153.28/1,276,303,342.26 = 548,588,518.84/x - Step 3: Cross multiply
924,723,153.28x = 1,276,303,342.26 × 548,588,518.84 - Step 4: Simplify right side
924,723,153.28x = 700,165,360,120,955,008 - Step 5: Solve for x
x = 700,165,360,120,955,008/924,723,153.28 - Step 6: Final answer
x = 757,162,138.35
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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.