Finding the Fourth Proportional to 9,990,585,440,530.20, 14,975,301,413,152 and 3,360,502,269,720.80
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Solution
The fourth proportional to 9,990,585,440,530.20, 14,975,301,413,152 and 3,360,502,269,720.80 is: 5,037,195,736,747.50
Step by Step Solution
- Step 1: Write the proportion equation
9,990,585,440,530.20 : 14,975,301,413,152 = 3,360,502,269,720.80 : x - Step 2: Convert to fraction form
9,990,585,440,530.20/14,975,301,413,152 = 3,360,502,269,720.80/x - Step 3: Cross multiply
9,990,585,440,530.20x = 14,975,301,413,152 × 3,360,502,269,720.80 - Step 4: Simplify right side
9,990,585,440,530.20x = 50,324,534,388,650,395,018,723,328 - Step 5: Solve for x
x = 50,324,534,388,650,395,018,723,328/9,990,585,440,530.20 - Step 6: Final answer
x = 5,037,195,736,747.50
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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.