Finding the Fourth Proportional to 197,241,041.62, 272,302,102.74 and 118,944,429.58
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Solution
The fourth proportional to 197,241,041.62, 272,302,102.74 and 118,944,429.58 is: 164,209,324.88
Step by Step Solution
- Step 1: Write the proportion equation
197,241,041.62 : 272,302,102.74 = 118,944,429.58 : x - Step 2: Convert to fraction form
197,241,041.62/272,302,102.74 = 118,944,429.58/x - Step 3: Cross multiply
197,241,041.62x = 272,302,102.74 × 118,944,429.58 - Step 4: Simplify right side
197,241,041.62x = 32,388,818,283,843,856 - Step 5: Solve for x
x = 32,388,818,283,843,856/197,241,041.62 - Step 6: Final answer
x = 164,209,324.88
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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.