Finding the Fourth Proportional to 149,974,758.08, 224,742,045.84 and 84,523,315.04
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Solution
The fourth proportional to 149,974,758.08, 224,742,045.84 and 84,523,315.04 is: 126,660,932.72
Step by Step Solution
- Step 1: Write the proportion equation
149,974,758.08 : 224,742,045.84 = 84,523,315.04 : x - Step 2: Convert to fraction form
149,974,758.08/224,742,045.84 = 84,523,315.04/x - Step 3: Cross multiply
149,974,758.08x = 224,742,045.84 × 84,523,315.04 - Step 4: Simplify right side
149,974,758.08x = 18,995,942,743,268,444 - Step 5: Solve for x
x = 18,995,942,743,268,444/149,974,758.08 - Step 6: Final answer
x = 126,660,932.72
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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.