Finding the Fourth Proportional to 106,272,032.90, 159,408,049.35 and 29,606,893.70
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Solution
The fourth proportional to 106,272,032.90, 159,408,049.35 and 29,606,893.70 is: 44,410,340.55
Step by Step Solution
- Step 1: Write the proportion equation
106,272,032.90 : 159,408,049.35 = 29,606,893.70 : x - Step 2: Convert to fraction form
106,272,032.90/159,408,049.35 = 29,606,893.70/x - Step 3: Cross multiply
106,272,032.90x = 159,408,049.35 × 29,606,893.70 - Step 4: Simplify right side
106,272,032.90x = 4,719,577,172,029,804 - Step 5: Solve for x
x = 4,719,577,172,029,804/106,272,032.90 - Step 6: Final answer
x = 44,410,340.55
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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.