Finding the Fourth Proportional to 63,119,908.80, 94,679,863.20 and 36,246,052.80
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Solution
The fourth proportional to 63,119,908.80, 94,679,863.20 and 36,246,052.80 is: 54,369,079.20
Step by Step Solution
- Step 1: Write the proportion equation
63,119,908.80 : 94,679,863.20 = 36,246,052.80 : x - Step 2: Convert to fraction form
63,119,908.80/94,679,863.20 = 36,246,052.80/x - Step 3: Cross multiply
63,119,908.80x = 94,679,863.20 × 36,246,052.80 - Step 4: Simplify right side
63,119,908.80x = 3,431,771,320,643,977 - Step 5: Solve for x
x = 3,431,771,320,643,977/63,119,908.80 - Step 6: Final answer
x = 54,369,079.20
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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.