Finding the Fourth Proportional to 6,138,276,334.19, 9,207,353,119.58 and 1,941,229,866.23
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Solution
The fourth proportional to 6,138,276,334.19, 9,207,353,119.58 and 1,941,229,866.23 is: 2,911,825,387.38
Step by Step Solution
- Step 1: Write the proportion equation
6,138,276,334.19 : 9,207,353,119.58 = 1,941,229,866.23 : x - Step 2: Convert to fraction form
6,138,276,334.19/9,207,353,119.58 = 1,941,229,866.23/x - Step 3: Cross multiply
6,138,276,334.19x = 9,207,353,119.58 × 1,941,229,866.23 - Step 4: Simplify right side
6,138,276,334.19x = 17,873,588,864,654,657,536 - Step 5: Solve for x
x = 17,873,588,864,654,657,536/6,138,276,334.19 - Step 6: Final answer
x = 2,911,825,387.38
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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.