Finding the Fourth Proportional to 162,513,036.11, 243,718,347.56 and 53,312,760.84
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Solution
The fourth proportional to 162,513,036.11, 243,718,347.56 and 53,312,760.84 is: 79,952,342.82
Step by Step Solution
- Step 1: Write the proportion equation
162,513,036.11 : 243,718,347.56 = 53,312,760.84 : x - Step 2: Convert to fraction form
162,513,036.11/243,718,347.56 = 53,312,760.84/x - Step 3: Cross multiply
162,513,036.11x = 243,718,347.56 × 53,312,760.84 - Step 4: Simplify right side
162,513,036.11x = 12,993,297,975,519,714 - Step 5: Solve for x
x = 12,993,297,975,519,714/162,513,036.11 - Step 6: Final answer
x = 79,952,342.82
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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.