Finding the Fourth Proportional to 248,396,833,142.93, 342,787,630,397.41 and 134,211,454,136.38
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Solution
The fourth proportional to 248,396,833,142.93, 342,787,630,397.41 and 134,211,454,136.38 is: 185,211,807,064.90
Step by Step Solution
- Step 1: Write the proportion equation
248,396,833,142.93 : 342,787,630,397.41 = 134,211,454,136.38 : x - Step 2: Convert to fraction form
248,396,833,142.93/342,787,630,397.41 = 134,211,454,136.38/x - Step 3: Cross multiply
248,396,833,142.93x = 342,787,630,397.41 × 134,211,454,136.38 - Step 4: Simplify right side
248,396,833,142.93x = 46,006,026,335,600,368,418,816 - Step 5: Solve for x
x = 46,006,026,335,600,368,418,816/248,396,833,142.93 - Step 6: Final answer
x = 185,211,807,064.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.