Finding the Fourth Proportional to 185,641,609.99, 256,170,424.18 and 107,330,210.17
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Solution
The fourth proportional to 185,641,609.99, 256,170,424.18 and 107,330,210.17 is: 148,107,019.05
Step by Step Solution
- Step 1: Write the proportion equation
185,641,609.99 : 256,170,424.18 = 107,330,210.17 : x - Step 2: Convert to fraction form
185,641,609.99/256,170,424.18 = 107,330,210.17/x - Step 3: Cross multiply
185,641,609.99x = 256,170,424.18 × 107,330,210.17 - Step 4: Simplify right side
185,641,609.99x = 27,494,825,466,577,452 - Step 5: Solve for x
x = 27,494,825,466,577,452/185,641,609.99 - Step 6: Final answer
x = 148,107,019.05
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.