Finding the Fourth Proportional to 360,088,949,038.12, 540,183,093,154.62 and 209,066,374,064.68
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Solution
The fourth proportional to 360,088,949,038.12, 540,183,093,154.62 and 209,066,374,064.68 is: 313,628,399,090.15
Step by Step Solution
- Step 1: Write the proportion equation
360,088,949,038.12 : 540,183,093,154.62 = 209,066,374,064.68 : x - Step 2: Convert to fraction form
360,088,949,038.12/540,183,093,154.62 = 209,066,374,064.68/x - Step 3: Cross multiply
360,088,949,038.12x = 540,183,093,154.62 × 209,066,374,064.68 - Step 4: Simplify right side
360,088,949,038.12x = 112,934,120,616,879,661,776,896 - Step 5: Solve for x
x = 112,934,120,616,879,661,776,896/360,088,949,038.12 - Step 6: Final answer
x = 313,628,399,090.15
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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.