Finding the Fourth Proportional to 73,488,907.82, 101,363,060.36 and 48,363,011.84
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Solution
The fourth proportional to 73,488,907.82, 101,363,060.36 and 48,363,011.84 is: 66,706,977.06
Step by Step Solution
- Step 1: Write the proportion equation
73,488,907.82 : 101,363,060.36 = 48,363,011.84 : x - Step 2: Convert to fraction form
73,488,907.82/101,363,060.36 = 48,363,011.84/x - Step 3: Cross multiply
73,488,907.82x = 101,363,060.36 × 48,363,011.84 - Step 4: Simplify right side
73,488,907.82x = 4,902,222,888,329,315 - Step 5: Solve for x
x = 4,902,222,888,329,315/73,488,907.82 - Step 6: Final answer
x = 66,706,977.06
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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.