Finding the Fourth Proportional to 106,329,264.30, 159,493,896.45 and 38,163,098.70
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Solution
The fourth proportional to 106,329,264.30, 159,493,896.45 and 38,163,098.70 is: 57,244,648.05
Step by Step Solution
- Step 1: Write the proportion equation
106,329,264.30 : 159,493,896.45 = 38,163,098.70 : x - Step 2: Convert to fraction form
106,329,264.30/159,493,896.45 = 38,163,098.70/x - Step 3: Cross multiply
106,329,264.30x = 159,493,896.45 × 38,163,098.70 - Step 4: Simplify right side
106,329,264.30x = 6,086,781,312,268,930 - Step 5: Solve for x
x = 6,086,781,312,268,930/106,329,264.30 - Step 6: Final answer
x = 57,244,648.05
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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.