Finding the Fourth Proportional to 103,665,448.19, 155,498,753.58 and 34,578,062.08
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Solution
The fourth proportional to 103,665,448.19, 155,498,753.58 and 34,578,062.08 is: 51,867,287.01
Step by Step Solution
- Step 1: Write the proportion equation
103,665,448.19 : 155,498,753.58 = 34,578,062.08 : x - Step 2: Convert to fraction form
103,665,448.19/155,498,753.58 = 34,578,062.08/x - Step 3: Cross multiply
103,665,448.19x = 155,498,753.58 × 34,578,062.08 - Step 4: Simplify right side
103,665,448.19x = 5,376,845,553,874,369 - Step 5: Solve for x
x = 5,376,845,553,874,369/103,665,448.19 - Step 6: Final answer
x = 51,867,287.01
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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.