Finding the Fourth Proportional to 265,726,907.84, 366,694,818.56 and 155,791,841.60
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Solution
The fourth proportional to 265,726,907.84, 366,694,818.56 and 155,791,841.60 is: 214,987,866.88
Step by Step Solution
- Step 1: Write the proportion equation
265,726,907.84 : 366,694,818.56 = 155,791,841.60 : x - Step 2: Convert to fraction form
265,726,907.84/366,694,818.56 = 155,791,841.60/x - Step 3: Cross multiply
265,726,907.84x = 366,694,818.56 × 155,791,841.60 - Step 4: Simplify right side
265,726,907.84x = 57,128,061,088,640,256 - Step 5: Solve for x
x = 57,128,061,088,640,256/265,726,907.84 - Step 6: Final answer
x = 214,987,866.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.