Finding the Fourth Proportional to 4,046,862,421.44, 5,582,960,058.24 and 2,709,183,489.12
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Solution
The fourth proportional to 4,046,862,421.44, 5,582,960,058.24 and 2,709,183,489.12 is: 3,737,528,394.85
Step by Step Solution
- Step 1: Write the proportion equation
4,046,862,421.44 : 5,582,960,058.24 = 2,709,183,489.12 : x - Step 2: Convert to fraction form
4,046,862,421.44/5,582,960,058.24 = 2,709,183,489.12/x - Step 3: Cross multiply
4,046,862,421.44x = 5,582,960,058.24 × 2,709,183,489.12 - Step 4: Simplify right side
4,046,862,421.44x = 15,125,263,210,200,240,128 - Step 5: Solve for x
x = 15,125,263,210,200,240,128/4,046,862,421.44 - Step 6: Final answer
x = 3,737,528,394.85
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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.