Finding the Fourth Proportional to 272,807,725.49, 408,935,792.95 and 117,462,841.01
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Solution
The fourth proportional to 272,807,725.49, 408,935,792.95 and 117,462,841.01 is: 176,075,512.31
Step by Step Solution
- Step 1: Write the proportion equation
272,807,725.49 : 408,935,792.95 = 117,462,841.01 : x - Step 2: Convert to fraction form
272,807,725.49/408,935,792.95 = 117,462,841.01/x - Step 3: Cross multiply
272,807,725.49x = 408,935,792.95 × 117,462,841.01 - Step 4: Simplify right side
272,807,725.49x = 48,034,760,028,245,792 - Step 5: Solve for x
x = 48,034,760,028,245,792/272,807,725.49 - Step 6: Final answer
x = 176,075,512.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.