Finding the Fourth Proportional to 104,976,203.70, 157,464,305.55 and 104,976,203.70
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Solution
The fourth proportional to 104,976,203.70, 157,464,305.55 and 104,976,203.70 is: 157,464,305.55
Step by Step Solution
- Step 1: Write the proportion equation
104,976,203.70 : 157,464,305.55 = 104,976,203.70 : x - Step 2: Convert to fraction form
104,976,203.70/157,464,305.55 = 104,976,203.70/x - Step 3: Cross multiply
104,976,203.70x = 157,464,305.55 × 104,976,203.70 - Step 4: Simplify right side
104,976,203.70x = 16,530,005,014,895,842 - Step 5: Solve for x
x = 16,530,005,014,895,842/104,976,203.70 - Step 6: Final answer
x = 157,464,305.55
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1.5x scale
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.