Finding the Fourth Proportional to 8,734,963,054.20, 13,102,444,581.30 and 7,184,005,639.80
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Solution
The fourth proportional to 8,734,963,054.20, 13,102,444,581.30 and 7,184,005,639.80 is: 10,776,008,459.70
Step by Step Solution
- Step 1: Write the proportion equation
8,734,963,054.20 : 13,102,444,581.30 = 7,184,005,639.80 : x - Step 2: Convert to fraction form
8,734,963,054.20/13,102,444,581.30 = 7,184,005,639.80/x - Step 3: Cross multiply
8,734,963,054.20x = 13,102,444,581.30 × 7,184,005,639.80 - Step 4: Simplify right side
8,734,963,054.20x = 94,128,035,767,226,138,624 - Step 5: Solve for x
x = 94,128,035,767,226,138,624/8,734,963,054.20 - Step 6: Final answer
x = 10,776,008,459.70
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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.