Finding the Fourth Proportional to 10,224,157,276.80, 15,337,768,564.80 and 4,328,705,116.80
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Solution
The fourth proportional to 10,224,157,276.80, 15,337,768,564.80 and 4,328,705,116.80 is: 6,493,706,568.60
Step by Step Solution
- Step 1: Write the proportion equation
10,224,157,276.80 : 15,337,768,564.80 = 4,328,705,116.80 : x - Step 2: Convert to fraction form
10,224,157,276.80/15,337,768,564.80 = 4,328,705,116.80/x - Step 3: Cross multiply
10,224,157,276.80x = 15,337,768,564.80 × 4,328,705,116.80 - Step 4: Simplify right side
10,224,157,276.80x = 66,392,677,266,743,951,360 - Step 5: Solve for x
x = 66,392,677,266,743,951,360/10,224,157,276.80 - Step 6: Final answer
x = 6,493,706,568.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.