Finding the Fourth Proportional to 230,922,954.63, 318,671,138.66 and 125,073,736.78
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Solution
The fourth proportional to 230,922,954.63, 318,671,138.66 and 125,073,736.78 is: 172,600,381.72
Step by Step Solution
- Step 1: Write the proportion equation
230,922,954.63 : 318,671,138.66 = 125,073,736.78 : x - Step 2: Convert to fraction form
230,922,954.63/318,671,138.66 = 125,073,736.78/x - Step 3: Cross multiply
230,922,954.63x = 318,671,138.66 × 125,073,736.78 - Step 4: Simplify right side
230,922,954.63x = 39,857,390,116,456,408 - Step 5: Solve for x
x = 39,857,390,116,456,408/230,922,954.63 - Step 6: Final answer
x = 172,600,381.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.