Finding the Fourth Proportional to 207,349,124.63, 286,142,767.26 and 113,264,576.85
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Solution
The fourth proportional to 207,349,124.63, 286,142,767.26 and 113,264,576.85 is: 156,305,648.79
Step by Step Solution
- Step 1: Write the proportion equation
207,349,124.63 : 286,142,767.26 = 113,264,576.85 : x - Step 2: Convert to fraction form
207,349,124.63/286,142,767.26 = 113,264,576.85/x - Step 3: Cross multiply
207,349,124.63x = 286,142,767.26 × 113,264,576.85 - Step 4: Simplify right side
207,349,124.63x = 32,409,839,452,391,932 - Step 5: Solve for x
x = 32,409,839,452,391,932/207,349,124.63 - Step 6: Final answer
x = 156,305,648.79
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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.