Finding the Fourth Proportional to 106,904,732.18, 147,528,530.42 and 58,012,160.18
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Solution
The fourth proportional to 106,904,732.18, 147,528,530.42 and 58,012,160.18 is: 80,056,781.05
Step by Step Solution
- Step 1: Write the proportion equation
106,904,732.18 : 147,528,530.42 = 58,012,160.18 : x - Step 2: Convert to fraction form
106,904,732.18/147,528,530.42 = 58,012,160.18/x - Step 3: Cross multiply
106,904,732.18x = 147,528,530.42 × 58,012,160.18 - Step 4: Simplify right side
106,904,732.18x = 8,558,448,736,817,338 - Step 5: Solve for x
x = 8,558,448,736,817,338/106,904,732.18 - Step 6: Final answer
x = 80,056,781.05
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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.