Finding the Fourth Proportional to 229,550,953.60, 316,777,737.49 and 125,126,733.70
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Solution
The fourth proportional to 229,550,953.60, 316,777,737.49 and 125,126,733.70 is: 172,673,486.99
Step by Step Solution
- Step 1: Write the proportion equation
229,550,953.60 : 316,777,737.49 = 125,126,733.70 : x - Step 2: Convert to fraction form
229,550,953.60/316,777,737.49 = 125,126,733.70/x - Step 3: Cross multiply
229,550,953.60x = 316,777,737.49 × 125,126,733.70 - Step 4: Simplify right side
229,550,953.60x = 39,637,363,600,999,736 - Step 5: Solve for x
x = 39,637,363,600,999,736/229,550,953.60 - Step 6: Final answer
x = 172,673,486.99
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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.