Finding the Fourth Proportional to 8,149,333,472.70, 12,224,000,209.05 and 6,516,746,720.70
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Solution
The fourth proportional to 8,149,333,472.70, 12,224,000,209.05 and 6,516,746,720.70 is: 9,775,120,081.05
Step by Step Solution
- Step 1: Write the proportion equation
8,149,333,472.70 : 12,224,000,209.05 = 6,516,746,720.70 : x - Step 2: Convert to fraction form
8,149,333,472.70/12,224,000,209.05 = 6,516,746,720.70/x - Step 3: Cross multiply
8,149,333,472.70x = 12,224,000,209.05 × 6,516,746,720.70 - Step 4: Simplify right side
8,149,333,472.70x = 79,660,713,276,162,686,976 - Step 5: Solve for x
x = 79,660,713,276,162,686,976/8,149,333,472.70 - Step 6: Final answer
x = 9,775,120,081.05
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Similar ratio
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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.