Finding the Fourth Proportional to 4,759,089,845.60, 7,134,099,805.20 and 3,709,245,864.80
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Solution
The fourth proportional to 4,759,089,845.60, 7,134,099,805.20 and 3,709,245,864.80 is: 5,560,334,236.17
Step by Step Solution
- Step 1: Write the proportion equation
4,759,089,845.60 : 7,134,099,805.20 = 3,709,245,864.80 : x - Step 2: Convert to fraction form
4,759,089,845.60/7,134,099,805.20 = 3,709,245,864.80/x - Step 3: Cross multiply
4,759,089,845.60x = 7,134,099,805.20 × 3,709,245,864.80 - Step 4: Simplify right side
4,759,089,845.60x = 26,462,130,201,508,585,472 - Step 5: Solve for x
x = 26,462,130,201,508,585,472/4,759,089,845.60 - Step 6: Final answer
x = 5,560,334,236.17
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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.