Finding the Fourth Proportional to 51,480,814,059.12, 77,219,119,287.72 and 17,912,119,828.08
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Solution
The fourth proportional to 51,480,814,059.12, 77,219,119,287.72 and 17,912,119,828.08 is: 26,867,448,446.17
Step by Step Solution
- Step 1: Write the proportion equation
51,480,814,059.12 : 77,219,119,287.72 = 17,912,119,828.08 : x - Step 2: Convert to fraction form
51,480,814,059.12/77,219,119,287.72 = 17,912,119,828.08/x - Step 3: Cross multiply
51,480,814,059.12x = 77,219,119,287.72 × 17,912,119,828.08 - Step 4: Simplify right side
51,480,814,059.12x = 1,383,158,117,700,444,356,608 - Step 5: Solve for x
x = 1,383,158,117,700,444,356,608/51,480,814,059.12 - Step 6: Final answer
x = 26,867,448,446.17
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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.