Finding the Fourth Proportional to 187,379,696.52, 258,592,061.99 and 103,747,828.73
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Solution
The fourth proportional to 187,379,696.52, 258,592,061.99 and 103,747,828.73 is: 143,176,477.79
Step by Step Solution
- Step 1: Write the proportion equation
187,379,696.52 : 258,592,061.99 = 103,747,828.73 : x - Step 2: Convert to fraction form
187,379,696.52/258,592,061.99 = 103,747,828.73/x - Step 3: Cross multiply
187,379,696.52x = 258,592,061.99 × 103,747,828.73 - Step 4: Simplify right side
187,379,696.52x = 26,828,364,957,242,472 - Step 5: Solve for x
x = 26,828,364,957,242,472/187,379,696.52 - Step 6: Final answer
x = 143,176,477.79
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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.