Finding the Fourth Proportional to 122,362,257.36, 183,545,332.38 and 68,119,611.78
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Solution
The fourth proportional to 122,362,257.36, 183,545,332.38 and 68,119,611.78 is: 102,180,501.21
Step by Step Solution
- Step 1: Write the proportion equation
122,362,257.36 : 183,545,332.38 = 68,119,611.78 : x - Step 2: Convert to fraction form
122,362,257.36/183,545,332.38 = 68,119,611.78/x - Step 3: Cross multiply
122,362,257.36x = 183,545,332.38 × 68,119,611.78 - Step 4: Simplify right side
122,362,257.36x = 12,503,036,785,756,664 - Step 5: Solve for x
x = 12,503,036,785,756,664/122,362,257.36 - Step 6: Final answer
x = 102,180,501.21
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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.