Finding the Third Proportional to 455,295,698 and 979,645,372
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Solution
The third proportional to 455,295,698 and 979,645,372 is: 2,107,872,002.96
Step by Step Solution
- Step 1: Write the proportion equation
455,295,698 : 979,645,372 = 979,645,372 : x - Step 2: Convert to fraction form
455,295,698/979,645,372 = 979,645,372/x - Step 3: Cross multiply
455,295,698x = 979,645,372 × 979,645,372 - Step 4: Simplify right side
455,295,698x = 959,705,054,881,018,368 - Step 5: Solve for x
x = 959,705,054,881,018,368/455,295,698 - Step 6: Final answer
x = 2,107,872,002.96
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.