Finding the Fourth Proportional to 229,550,950.60, 316,777,733.35 and 125,126,730.70
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Solution
The fourth proportional to 229,550,950.60, 316,777,733.35 and 125,126,730.70 is: 172,673,482.85
Step by Step Solution
- Step 1: Write the proportion equation
229,550,950.60 : 316,777,733.35 = 125,126,730.70 : x - Step 2: Convert to fraction form
229,550,950.60/316,777,733.35 = 125,126,730.70/x - Step 3: Cross multiply
229,550,950.60x = 316,777,733.35 × 125,126,730.70 - Step 4: Simplify right side
229,550,950.60x = 39,637,362,132,641,864 - Step 5: Solve for x
x = 39,637,362,132,641,864/229,550,950.60 - Step 6: Final answer
x = 172,673,482.85
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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.