Finding the Fourth Proportional to 201,769,201.80, 302,706,946.80 and 72,363,318.30
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Solution
The fourth proportional to 201,769,201.80, 302,706,946.80 and 72,363,318.30 is: 108,564,037.26
Step by Step Solution
- Step 1: Write the proportion equation
201,769,201.80 : 302,706,946.80 = 72,363,318.30 : x - Step 2: Convert to fraction form
201,769,201.80/302,706,946.80 = 72,363,318.30/x - Step 3: Cross multiply
201,769,201.80x = 302,706,946.80 × 72,363,318.30 - Step 4: Simplify right side
201,769,201.80x = 21,904,879,142,909,568 - Step 5: Solve for x
x = 21,904,879,142,909,568/201,769,201.80 - Step 6: Final answer
x = 108,564,037.26
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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.