Finding the Fourth Proportional to 5,432,510,104.45, 8,148,765,156.68 and 3,676,203,887.65
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Solution
The fourth proportional to 5,432,510,104.45, 8,148,765,156.68 and 3,676,203,887.65 is: 5,514,305,831.48
Step by Step Solution
- Step 1: Write the proportion equation
5,432,510,104.45 : 8,148,765,156.68 = 3,676,203,887.65 : x - Step 2: Convert to fraction form
5,432,510,104.45/8,148,765,156.68 = 3,676,203,887.65/x - Step 3: Cross multiply
5,432,510,104.45x = 8,148,765,156.68 × 3,676,203,887.65 - Step 4: Simplify right side
5,432,510,104.45x = 29,956,522,148,533,878,784 - Step 5: Solve for x
x = 29,956,522,148,533,878,784/5,432,510,104.45 - Step 6: Final answer
x = 5,514,305,831.48
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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.