Finding the Fourth Proportional to 7,274,621,163.29, 10,911,885,956.06 and 3,914,774,780.47
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Solution
The fourth proportional to 7,274,621,163.29, 10,911,885,956.06 and 3,914,774,780.47 is: 5,872,137,529.81
Step by Step Solution
- Step 1: Write the proportion equation
7,274,621,163.29 : 10,911,885,956.06 = 3,914,774,780.47 : x - Step 2: Convert to fraction form
7,274,621,163.29/10,911,885,956.06 = 3,914,774,780.47/x - Step 3: Cross multiply
7,274,621,163.29x = 10,911,885,956.06 × 3,914,774,780.47 - Step 4: Simplify right side
7,274,621,163.29x = 42,717,575,948,101,615,616 - Step 5: Solve for x
x = 42,717,575,948,101,615,616/7,274,621,163.29 - Step 6: Final answer
x = 5,872,137,529.81
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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.