Finding the Fourth Proportional to 124,192,604.67, 171,386,927.96 and 68,440,025.49
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Solution
The fourth proportional to 124,192,604.67, 171,386,927.96 and 68,440,025.49 is: 94,447,859.83
Step by Step Solution
- Step 1: Write the proportion equation
124,192,604.67 : 171,386,927.96 = 68,440,025.49 : x - Step 2: Convert to fraction form
124,192,604.67/171,386,927.96 = 68,440,025.49/x - Step 3: Cross multiply
124,192,604.67x = 171,386,927.96 × 68,440,025.49 - Step 4: Simplify right side
124,192,604.67x = 11,729,725,717,892,994 - Step 5: Solve for x
x = 11,729,725,717,892,994/124,192,604.67 - Step 6: Final answer
x = 94,447,859.83
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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.