Finding the Fourth Proportional to 68,149,766,616.13, 102,226,732,476.46 and 23,380,635,328.24
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Solution
The fourth proportional to 68,149,766,616.13, 102,226,732,476.46 and 23,380,635,328.24 is: 35,071,667,468.69
Step by Step Solution
- Step 1: Write the proportion equation
68,149,766,616.13 : 102,226,732,476.46 = 23,380,635,328.24 : x - Step 2: Convert to fraction form
68,149,766,616.13/102,226,732,476.46 = 23,380,635,328.24/x - Step 3: Cross multiply
68,149,766,616.13x = 102,226,732,476.46 × 23,380,635,328.24 - Step 4: Simplify right side
68,149,766,616.13x = 2,390,125,952,829,660,594,176 - Step 5: Solve for x
x = 2,390,125,952,829,660,594,176/68,149,766,616.13 - Step 6: Final answer
x = 35,071,667,468.69
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1.5x scale
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.