Finding the Fourth Proportional to 8,103,027,395.99, 12,168,450,688.73 and 4,973,618,216.90
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Solution
The fourth proportional to 8,103,027,395.99, 12,168,450,688.73 and 4,973,618,216.90 is: 7,468,965,000.27
Step by Step Solution
- Step 1: Write the proportion equation
8,103,027,395.99 : 12,168,450,688.73 = 4,973,618,216.90 : x - Step 2: Convert to fraction form
8,103,027,395.99/12,168,450,688.73 = 4,973,618,216.90/x - Step 3: Cross multiply
8,103,027,395.99x = 12,168,450,688.73 × 4,973,618,216.90 - Step 4: Simplify right side
8,103,027,395.99x = 60,521,228,016,831,176,704 - Step 5: Solve for x
x = 60,521,228,016,831,176,704/8,103,027,395.99 - Step 6: Final answer
x = 7,468,965,000.27
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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.