Finding the Fourth Proportional to 202,590,416.44, 279,577,948.98 and 118,960,396.39
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Solution
The fourth proportional to 202,590,416.44, 279,577,948.98 and 118,960,396.39 is: 164,167,210.95
Step by Step Solution
- Step 1: Write the proportion equation
202,590,416.44 : 279,577,948.98 = 118,960,396.39 : x - Step 2: Convert to fraction form
202,590,416.44/279,577,948.98 = 118,960,396.39/x - Step 3: Cross multiply
202,590,416.44x = 279,577,948.98 × 118,960,396.39 - Step 4: Simplify right side
202,590,416.44x = 33,258,703,632,564,000 - Step 5: Solve for x
x = 33,258,703,632,564,000/202,590,416.44 - Step 6: Final answer
x = 164,167,210.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.