Finding the Fourth Proportional to 50,164,702.18, 69,227,869.53 and 27,838,155.94
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Solution
The fourth proportional to 50,164,702.18, 69,227,869.53 and 27,838,155.94 is: 38,416,977.35
Step by Step Solution
- Step 1: Write the proportion equation
50,164,702.18 : 69,227,869.53 = 27,838,155.94 : x - Step 2: Convert to fraction form
50,164,702.18/69,227,869.53 = 27,838,155.94/x - Step 3: Cross multiply
50,164,702.18x = 69,227,869.53 × 27,838,155.94 - Step 4: Simplify right side
50,164,702.18x = 1,927,176,227,370,114.75 - Step 5: Solve for x
x = 1,927,176,227,370,114.75/50,164,702.18 - Step 6: Final answer
x = 38,416,977.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.