Finding the Fourth Proportional to 126,170,688.11, 189,254,509.82 and 32,789,386.74
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Solution
The fourth proportional to 126,170,688.11, 189,254,509.82 and 32,789,386.74 is: 49,183,684.48
Step by Step Solution
- Step 1: Write the proportion equation
126,170,688.11 : 189,254,509.82 = 32,789,386.74 : x - Step 2: Convert to fraction form
126,170,688.11/189,254,509.82 = 32,789,386.74/x - Step 3: Cross multiply
126,170,688.11x = 189,254,509.82 × 32,789,386.74 - Step 4: Simplify right side
126,170,688.11x = 6,205,539,314,613,160 - Step 5: Solve for x
x = 6,205,539,314,613,160/126,170,688.11 - Step 6: Final answer
x = 49,183,684.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.