Finding the Fourth Proportional to 3,422,169,500.61, 5,124,413,621.75 and 2,361,864,121.95
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Solution
The fourth proportional to 3,422,169,500.61, 5,124,413,621.75 and 2,361,864,121.95 is: 3,536,694,683.61
Step by Step Solution
- Step 1: Write the proportion equation
3,422,169,500.61 : 5,124,413,621.75 = 2,361,864,121.95 : x - Step 2: Convert to fraction form
3,422,169,500.61/5,124,413,621.75 = 2,361,864,121.95/x - Step 3: Cross multiply
3,422,169,500.61x = 5,124,413,621.75 × 2,361,864,121.95 - Step 4: Simplify right side
3,422,169,500.61x = 12,103,168,679,231,373,312 - Step 5: Solve for x
x = 12,103,168,679,231,373,312/3,422,169,500.61 - Step 6: Final answer
x = 3,536,694,683.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.