Finding the Fourth Proportional to 4,549,842,976.35, 6,824,764,464.53 and 1,278,292,180.35
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Solution
The fourth proportional to 4,549,842,976.35, 6,824,764,464.53 and 1,278,292,180.35 is: 1,917,438,270.53
Step by Step Solution
- Step 1: Write the proportion equation
4,549,842,976.35 : 6,824,764,464.53 = 1,278,292,180.35 : x - Step 2: Convert to fraction form
4,549,842,976.35/6,824,764,464.53 = 1,278,292,180.35/x - Step 3: Cross multiply
4,549,842,976.35x = 6,824,764,464.53 × 1,278,292,180.35 - Step 4: Simplify right side
4,549,842,976.35x = 8,724,043,047,732,860,928 - Step 5: Solve for x
x = 8,724,043,047,732,860,928/4,549,842,976.35 - Step 6: Final answer
x = 1,917,438,270.53
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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.