Finding the Fourth Proportional to 163,223,705.79, 225,231,561.50 and 92,636,866.53
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Solution
The fourth proportional to 163,223,705.79, 225,231,561.50 and 92,636,866.53 is: 127,829,140.99
Step by Step Solution
- Step 1: Write the proportion equation
163,223,705.79 : 225,231,561.50 = 92,636,866.53 : x - Step 2: Convert to fraction form
163,223,705.79/225,231,561.50 = 92,636,866.53/x - Step 3: Cross multiply
163,223,705.79x = 225,231,561.50 × 92,636,866.53 - Step 4: Simplify right side
163,223,705.79x = 20,864,746,100,555,804 - Step 5: Solve for x
x = 20,864,746,100,555,804/163,223,705.79 - Step 6: Final answer
x = 127,829,140.99
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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.