Finding the Fourth Proportional to 128,565,529.33, 192,899,393.25 and 41,140,516.58
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Solution
The fourth proportional to 128,565,529.33, 192,899,393.25 and 41,140,516.58 is: 61,727,126.46
Step by Step Solution
- Step 1: Write the proportion equation
128,565,529.33 : 192,899,393.25 = 41,140,516.58 : x - Step 2: Convert to fraction form
128,565,529.33/192,899,393.25 = 41,140,516.58/x - Step 3: Cross multiply
128,565,529.33x = 192,899,393.25 × 41,140,516.58 - Step 4: Simplify right side
128,565,529.33x = 7,935,980,686,601,537 - Step 5: Solve for x
x = 7,935,980,686,601,537/128,565,529.33 - Step 6: Final answer
x = 61,727,126.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.