Finding the Fourth Proportional to 73,479,457,779.12, 110,129,643,194.60 and 38,087,301,167.28
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Solution
The fourth proportional to 73,479,457,779.12, 110,129,643,194.60 and 38,087,301,167.28 is: 57,084,537,836.50
Step by Step Solution
- Step 1: Write the proportion equation
73,479,457,779.12 : 110,129,643,194.60 = 38,087,301,167.28 : x - Step 2: Convert to fraction form
73,479,457,779.12/110,129,643,194.60 = 38,087,301,167.28/x - Step 3: Cross multiply
73,479,457,779.12x = 110,129,643,194.60 × 38,087,301,167.28 - Step 4: Simplify right side
73,479,457,779.12x = 4,194,540,887,797,818,458,112 - Step 5: Solve for x
x = 4,194,540,887,797,818,458,112/73,479,457,779.12 - Step 6: Final answer
x = 57,084,537,836.50
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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.