Finding the Fourth Proportional to 6,886,593,147.80, 10,329,889,721.70 and 3,399,808,746.80
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Solution
The fourth proportional to 6,886,593,147.80, 10,329,889,721.70 and 3,399,808,746.80 is: 5,099,713,120.20
Step by Step Solution
- Step 1: Write the proportion equation
6,886,593,147.80 : 10,329,889,721.70 = 3,399,808,746.80 : x - Step 2: Convert to fraction form
6,886,593,147.80/10,329,889,721.70 = 3,399,808,746.80/x - Step 3: Cross multiply
6,886,593,147.80x = 10,329,889,721.70 × 3,399,808,746.80 - Step 4: Simplify right side
6,886,593,147.80x = 35,119,649,429,315,084,288 - Step 5: Solve for x
x = 35,119,649,429,315,084,288/6,886,593,147.80 - Step 6: Final answer
x = 5,099,713,120.20
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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.