Finding the Fourth Proportional to 73,517,701.80, 110,264,742.90 and 22,387,828.80
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Solution
The fourth proportional to 73,517,701.80, 110,264,742.90 and 22,387,828.80 is: 33,578,146.84
Step by Step Solution
- Step 1: Write the proportion equation
73,517,701.80 : 110,264,742.90 = 22,387,828.80 : x - Step 2: Convert to fraction form
73,517,701.80/110,264,742.90 = 22,387,828.80/x - Step 3: Cross multiply
73,517,701.80x = 110,264,742.90 × 22,387,828.80 - Step 4: Simplify right side
73,517,701.80x = 2,468,588,186,721,215.50 - Step 5: Solve for x
x = 2,468,588,186,721,215.50/73,517,701.80 - Step 6: Final answer
x = 33,578,146.84
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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.