Finding the Fourth Proportional to 170,977,315.62, 236,064,519.35 and 108,309,026.10
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Solution
The fourth proportional to 170,977,315.62, 236,064,519.35 and 108,309,026.10 is: 149,539,826.94
Step by Step Solution
- Step 1: Write the proportion equation
170,977,315.62 : 236,064,519.35 = 108,309,026.10 : x - Step 2: Convert to fraction form
170,977,315.62/236,064,519.35 = 108,309,026.10/x - Step 3: Cross multiply
170,977,315.62x = 236,064,519.35 × 108,309,026.10 - Step 4: Simplify right side
170,977,315.62x = 25,567,918,188,312,960 - Step 5: Solve for x
x = 25,567,918,188,312,960/170,977,315.62 - Step 6: Final answer
x = 149,539,826.94
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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.