Finding the Fourth Proportional to 18,335,353,149.82, 27,502,995,396.30 and 5,745,175,432.75
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Solution
The fourth proportional to 18,335,353,149.82, 27,502,995,396.30 and 5,745,175,432.75 is: 8,617,752,392.70
Step by Step Solution
- Step 1: Write the proportion equation
18,335,353,149.82 : 27,502,995,396.30 = 5,745,175,432.75 : x - Step 2: Convert to fraction form
18,335,353,149.82/27,502,995,396.30 = 5,745,175,432.75/x - Step 3: Cross multiply
18,335,353,149.82x = 27,502,995,396.30 × 5,745,175,432.75 - Step 4: Simplify right side
18,335,353,149.82x = 158,009,533,477,859,098,624 - Step 5: Solve for x
x = 158,009,533,477,859,098,624/18,335,353,149.82 - Step 6: Final answer
x = 8,617,752,392.70
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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.