Finding the Fourth Proportional to 7,629,563,088,994.40, 11,444,344,002,330 and 2,115,979,058,384.40
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Solution
The fourth proportional to 7,629,563,088,994.40, 11,444,344,002,330 and 2,115,979,058,384.40 is: 3,173,968,412,530.57
Step by Step Solution
- Step 1: Write the proportion equation
7,629,563,088,994.40 : 11,444,344,002,330 = 2,115,979,058,384.40 : x - Step 2: Convert to fraction form
7,629,563,088,994.40/11,444,344,002,330 = 2,115,979,058,384.40/x - Step 3: Cross multiply
7,629,563,088,994.40x = 11,444,344,002,330 × 2,115,979,058,384.40 - Step 4: Simplify right side
7,629,563,088,994.40x = 24,215,992,245,877,387,095,441,408 - Step 5: Solve for x
x = 24,215,992,245,877,387,095,441,408/7,629,563,088,994.40 - Step 6: Final answer
x = 3,173,968,412,530.57
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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.