Finding the Fourth Proportional to 358,048,810.62, 537,162,599.30 and 124,882,873.13
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Solution
The fourth proportional to 358,048,810.62, 537,162,599.30 and 124,882,873.13 is: 187,355,485.48
Step by Step Solution
- Step 1: Write the proportion equation
358,048,810.62 : 537,162,599.30 = 124,882,873.13 : x - Step 2: Convert to fraction form
358,048,810.62/537,162,599.30 = 124,882,873.13/x - Step 3: Cross multiply
358,048,810.62x = 537,162,599.30 × 124,882,873.13 - Step 4: Simplify right side
358,048,810.62x = 67,082,408,739,281,408 - Step 5: Solve for x
x = 67,082,408,739,281,408/358,048,810.62 - Step 6: Final answer
x = 187,355,485.48
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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.