Finding the Fourth Proportional to 281,371,095.36, 388,313,652.48 and 177,038,598.24
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Solution
The fourth proportional to 281,371,095.36, 388,313,652.48 and 177,038,598.24 is: 244,326,819.09
Step by Step Solution
- Step 1: Write the proportion equation
281,371,095.36 : 388,313,652.48 = 177,038,598.24 : x - Step 2: Convert to fraction form
281,371,095.36/388,313,652.48 = 177,038,598.24/x - Step 3: Cross multiply
281,371,095.36x = 388,313,652.48 × 177,038,598.24 - Step 4: Simplify right side
281,371,095.36x = 68,746,504,712,513,704 - Step 5: Solve for x
x = 68,746,504,712,513,704/281,371,095.36 - Step 6: Final answer
x = 244,326,819.09
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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.