Finding the Fourth Proportional to 351,988,283.04, 485,736,523.92 and 195,346,292.64
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Solution
The fourth proportional to 351,988,283.04, 485,736,523.92 and 195,346,292.64 is: 269,573,828.79
Step by Step Solution
- Step 1: Write the proportion equation
351,988,283.04 : 485,736,523.92 = 195,346,292.64 : x - Step 2: Convert to fraction form
351,988,283.04/485,736,523.92 = 195,346,292.64/x - Step 3: Cross multiply
351,988,283.04x = 485,736,523.92 × 195,346,292.64 - Step 4: Simplify right side
351,988,283.04x = 94,886,829,147,612,672 - Step 5: Solve for x
x = 94,886,829,147,612,672/351,988,283.04 - Step 6: Final answer
x = 269,573,828.79
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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.