Finding the Fourth Proportional to 134,165,121.46, 185,148,494.61 and 76,221,548.98
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Solution
The fourth proportional to 134,165,121.46, 185,148,494.61 and 76,221,548.98 is: 105,186,093.80
Step by Step Solution
- Step 1: Write the proportion equation
134,165,121.46 : 185,148,494.61 = 76,221,548.98 : x - Step 2: Convert to fraction form
134,165,121.46/185,148,494.61 = 76,221,548.98/x - Step 3: Cross multiply
134,165,121.46x = 185,148,494.61 × 76,221,548.98 - Step 4: Simplify right side
134,165,121.46x = 14,112,305,050,489,382 - Step 5: Solve for x
x = 14,112,305,050,489,382/134,165,121.46 - Step 6: Final answer
x = 105,186,093.80
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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.