Finding the Fourth Proportional to 72,651,717,507.33, 109,033,199,201.12 and 32,885,418,713.01
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Solution
The fourth proportional to 72,651,717,507.33, 109,033,199,201.12 and 32,885,418,713.01 is: 49,353,305,501.50
Step by Step Solution
- Step 1: Write the proportion equation
72,651,717,507.33 : 109,033,199,201.12 = 32,885,418,713.01 : x - Step 2: Convert to fraction form
72,651,717,507.33/109,033,199,201.12 = 32,885,418,713.01/x - Step 3: Cross multiply
72,651,717,507.33x = 109,033,199,201.12 × 32,885,418,713.01 - Step 4: Simplify right side
72,651,717,507.33x = 3,585,602,409,347,858,038,784 - Step 5: Solve for x
x = 3,585,602,409,347,858,038,784/72,651,717,507.33 - Step 6: Final answer
x = 49,353,305,501.50
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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.