Finding the Fourth Proportional to 165,969,448,907.72, 248,814,666,551.82 and 134,448,931,044.68
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Solution
The fourth proportional to 165,969,448,907.72, 248,814,666,551.82 and 134,448,931,044.68 is: 201,560,384,554.45
Step by Step Solution
- Step 1: Write the proportion equation
165,969,448,907.72 : 248,814,666,551.82 = 134,448,931,044.68 : x - Step 2: Convert to fraction form
165,969,448,907.72/248,814,666,551.82 = 134,448,931,044.68/x - Step 3: Cross multiply
165,969,448,907.72x = 248,814,666,551.82 × 134,448,931,044.68 - Step 4: Simplify right side
165,969,448,907.72x = 33,452,865,946,130,692,702,208 - Step 5: Solve for x
x = 33,452,865,946,130,692,702,208/165,969,448,907.72 - Step 6: Final answer
x = 201,560,384,554.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.