Finding the Fourth Proportional to 126,873,856.68, 175,096,629.01 and 71,118,385.80
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Solution
The fourth proportional to 126,873,856.68, 175,096,629.01 and 71,118,385.80 is: 98,149,374.03
Step by Step Solution
- Step 1: Write the proportion equation
126,873,856.68 : 175,096,629.01 = 71,118,385.80 : x - Step 2: Convert to fraction form
126,873,856.68/175,096,629.01 = 71,118,385.80/x - Step 3: Cross multiply
126,873,856.68x = 175,096,629.01 × 71,118,385.80 - Step 4: Simplify right side
126,873,856.68x = 12,452,589,614,212,650 - Step 5: Solve for x
x = 12,452,589,614,212,650/126,873,856.68 - Step 6: Final answer
x = 98,149,374.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.