Finding the Fourth Proportional to 358,217,124.67, 537,328,695.95 and 99,452,523.97
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Solution
The fourth proportional to 358,217,124.67, 537,328,695.95 and 99,452,523.97 is: 149,179,621.33
Step by Step Solution
- Step 1: Write the proportion equation
358,217,124.67 : 537,328,695.95 = 99,452,523.97 : x - Step 2: Convert to fraction form
358,217,124.67/537,328,695.95 = 99,452,523.97/x - Step 3: Cross multiply
358,217,124.67x = 537,328,695.95 × 99,452,523.97 - Step 4: Simplify right side
358,217,124.67x = 53,438,695,013,736,224 - Step 5: Solve for x
x = 53,438,695,013,736,224/358,217,124.67 - Step 6: Final answer
x = 149,179,621.33
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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.