Finding the Fourth Proportional to 7,659,347,720.28, 10,569,444,328.98 and 4,444,008,622.28
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Solution
The fourth proportional to 7,659,347,720.28, 10,569,444,328.98 and 4,444,008,622.28 is: 6,132,467,599.86
Step by Step Solution
- Step 1: Write the proportion equation
7,659,347,720.28 : 10,569,444,328.98 = 4,444,008,622.28 : x - Step 2: Convert to fraction form
7,659,347,720.28/10,569,444,328.98 = 4,444,008,622.28/x - Step 3: Cross multiply
7,659,347,720.28x = 10,569,444,328.98 × 4,444,008,622.28 - Step 4: Simplify right side
7,659,347,720.28x = 46,970,701,730,695,561,216 - Step 5: Solve for x
x = 46,970,701,730,695,561,216/7,659,347,720.28 - Step 6: Final answer
x = 6,132,467,599.86
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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.