Finding the Fourth Proportional to 394,464,088.34, 591,776,832.81 and 135,645,695.54
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Solution
The fourth proportional to 394,464,088.34, 591,776,832.81 and 135,645,695.54 is: 203,496,293.99
Step by Step Solution
- Step 1: Write the proportion equation
394,464,088.34 : 591,776,832.81 = 135,645,695.54 : x - Step 2: Convert to fraction form
394,464,088.34/591,776,832.81 = 135,645,695.54/x - Step 3: Cross multiply
394,464,088.34x = 591,776,832.81 × 135,645,695.54 - Step 4: Simplify right side
394,464,088.34x = 80,271,980,090,970,736 - Step 5: Solve for x
x = 80,271,980,090,970,736/394,464,088.34 - Step 6: Final answer
x = 203,496,293.99
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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.