Finding the Fourth Proportional to 117,450,376.70, 162,044,953.42 and 67,872,688.68
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Solution
The fourth proportional to 117,450,376.70, 162,044,953.42 and 67,872,688.68 is: 93,643,179.22
Step by Step Solution
- Step 1: Write the proportion equation
117,450,376.70 : 162,044,953.42 = 67,872,688.68 : x - Step 2: Convert to fraction form
117,450,376.70/162,044,953.42 = 67,872,688.68/x - Step 3: Cross multiply
117,450,376.70x = 162,044,953.42 × 67,872,688.68 - Step 4: Simplify right side
117,450,376.70x = 10,998,426,674,830,536 - Step 5: Solve for x
x = 10,998,426,674,830,536/117,450,376.70 - Step 6: Final answer
x = 93,643,179.22
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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.