Finding the Fourth Proportional to 90,149,165,975.00, 135,228,097,998.13 and 29,642,103,924.68
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Solution
The fourth proportional to 90,149,165,975.00, 135,228,097,998.13 and 29,642,103,924.68 is: 44,464,585,900.99
Step by Step Solution
- Step 1: Write the proportion equation
90,149,165,975.00 : 135,228,097,998.13 = 29,642,103,924.68 : x - Step 2: Convert to fraction form
90,149,165,975.00/135,228,097,998.13 = 29,642,103,924.68/x - Step 3: Cross multiply
90,149,165,975.00x = 135,228,097,998.13 × 29,642,103,924.68 - Step 4: Simplify right side
90,149,165,975.00x = 4,008,445,334,397,651,517,440 - Step 5: Solve for x
x = 4,008,445,334,397,651,517,440/90,149,165,975.00 - Step 6: Final answer
x = 44,464,585,900.99
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Double scale
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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.