Finding the Fourth Proportional to 387,158,093.36, 534,163,552.36 and 230,399,532.08
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Solution
The fourth proportional to 387,158,093.36, 534,163,552.36 and 230,399,532.08 is: 317,883,145.49
Step by Step Solution
- Step 1: Write the proportion equation
387,158,093.36 : 534,163,552.36 = 230,399,532.08 : x - Step 2: Convert to fraction form
387,158,093.36/534,163,552.36 = 230,399,532.08/x - Step 3: Cross multiply
387,158,093.36x = 534,163,552.36 × 230,399,532.08 - Step 4: Simplify right side
387,158,093.36x = 123,071,032,517,934,592 - Step 5: Solve for x
x = 123,071,032,517,934,592/387,158,093.36 - Step 6: Final answer
x = 317,883,145.49
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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.